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Why do Long Short-Term Memory (LSTM) networks generally exhibit lower Mean Squared Error (MSE) compared to traditional Recurrent Neural Networks (RNNs) and Convolutional Neural Networks (CNNs) in certain applications?
https://youtu.be/VQDB6uyd_5E In this video, we explore why Long Short-Term Memory (LSTM) networks often achieve lower Mean Squared Error (MSE) compared to traditional Recurrent Neural Networks (RNNs) and Convolutional Neural Networks (CNNs) in specific applications. We delve into the unique architecture of LSTMs, their ability to handle long-range dependencies, and how they mitigate issues like the vanishing gradient problem, leading to improved performance in tasks such as sequence modeling and time series prediction. Topics Covered: 1. Understanding the architecture and mechanisms of LSTMs 2. Comparison of LSTM, RNN, and CNN in terms of MSE performance 3. Handling long-range dependencies and vanishing gradients 4. Applications where LSTMs excel and outperform traditional neural networks Watch this video to discover why LSTMs are favored for certain applications and how they contribute to lower MSE in neural network models! #LSTM #RNN #CNN #NeuralNetworks #DeepLearning #MachineLearning #MeanSquaredError #SequenceModeling #TimeSeriesPrediction #VanishingGradient #AI Don't forget to like, comment, and subscribe for more content on neural networks, deep learning, and machine learning concepts! Let's dive into the world of LSTMs and their impact on model performance. Feedback link: https://maps.app.goo.gl/UBkzhNi7864c9BB1A LinkedIn link for professional queries: https://www.linkedin.com/in/professorrahuljain/ Join my Telegram link for Free PDFs: https://t.me/+xWxqVU1VRRwwMWU9 Connect with me on Facebook: https://www.facebook.com/professorrahuljain/ Watch Videos: Professor Rahul Jain  Link: https://www.youtube.com/@professorrahuljain
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I can bet my money that depends on the task, LSTM are good for text patterns, CNN: images mostly, RNN: time series and text.
However, I want to point a single aspect, for that I will just quote Wikipedia even if that sounds strange:
“March 2022) Long short-term memory (LSTM) is a type of recurrent neural network (RNN) aimed at dealing with the vanishing gradient problem present in traditional RNNs. Its relative insensitivity to gap length is its advantage over other RNNs, hidden Markov models and other sequence learning methods.”
By the way, nowadays, Wikipedia does peer-review on articles also, so information is getting better.
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2024 4th International Conference on Computer, Remote Sensing and Aerospace (CRSA 2024) will be held at Osaka, Japan on July 5-7, 2024.
Conference Webiste: https://ais.cn/u/MJVjiu
---Call For Papers---
The topics of interest for submission include, but are not limited to:
1. Algorithms
Image Processing
Data processing
Data Mining
Computer Vision
Computer Aided Design
......
2. Remote Sensing
Optical Remote Sensing
Microwave Remote Sensing
Remote Sensing Information Engineering
Geographic Information System
Global Navigation Satellite System
......
3. Aeroacoustics
Aeroelasticity and structural dynamics
Aerothermodynamics
Airworthiness
Autonomy
Mechanisms
......
All accepted papers will be published in the Conference Proceedings, and submitted to EI Compendex, Scopus for indexing.
Important Dates:
Full Paper Submission Date: May 31, 2024
Registration Deadline: May 31, 2024
Conference Date: July 5-7, 2024
For More Details please visit:
Invitation code: AISCONF
*Using the invitation code on submission system/registration can get priority review and feedback
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Dear Kazi Redwan ,Regular Registration(4 - 6 pages) fee is 485 USD. Online presentation is accepted. All accepted papers will be published in the Conference Proceedings, and submitted to EI Compendex, Scopus for indexing.
For More Details about registration please visithttp://www.iccrsa.org/registration_all
For Paper submission: https://ais.cn/u/MJVjiu
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Given a multi-layer (say 10-12) neural network, are there standard techniques to compress it to a single layer or 2 layer NN ?
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What are the most effective techniques for mitigating overfitting in neural networks, especially when dealing with limited training data?
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When the size of the dataset is limited, one way to improve the training stage is to increase the iteration and the K-fold number of your cross-validation. The disadvantage will be a higher computing time. A rule of thumb is to use 10 folds, you can for example reiterate this cross-validation ten times to ensure that the learning is performed on all your data.
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memorize-ability > generalize-ability
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no its not , what i see in deep learning its = rescoring , some time the long memory make model choosing bad decisions
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Hello everyone and thank you for reading my question.
I have a data set that have around 2000 data point. It have 5 inputs (4 wells rate and the 5th is the time) and 2 ouputs ( oil cumulative and water cumulative). See the attached image.
I want to build a Proxy model to simualte the cumulative oil & water.
I have made 5 models ( ANN, Extrem Gradient Boost, Gradient Boost, Randam forest, SVM) and i have used GridSearch to tune the hyper parameters and the results for training the models are good. Of course I have spilited the training data set to training, test and validation sets.
So I have another data that I haven't include in either of the train,test and validation sets and when I use the models to predict the output for this data set the models results are bad ( failed to predict).
I think the problem lies in the data itself because the only input parameter that changes are the (days) parameter while the other remains constant.
But the problem is I can't remove the well rate or join them into a single variable because after the Proxy model has been made I want to optimize the well rates to maximize oil and minimize water cumulative respectively.
Is there a solution to suchlike issue?
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To everyone who faced this problem, this type of data is called time series data which have a specific algorithm that used to build the proxy models (i.e RNN, LSTM)
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Chalmers in his book: What is this thing called Science? mentions that Science is Knowledge obtained from information. The most important endeavors of science are : Prediction and Explanation of Phenomenon. The emergence of Big (massive) Data leads us to the field of Data Science (DS) with the main focus on prediction. Indeed, data belong to a specific field of knowledge or science (physics, economy, ....).
If DS is able to realize prediction for the field of sociology (for example), to whom the merit is given: Data Scientist or Sociologist?
10.1007/s11229-022-03933-2
#DataScience #ArtificialIntelligence #Naturallanguageprocessing #DeepLearning #Machinelearning #Science #Datamining
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Evgeny Mirkes I am glad that we are both on the same page: data science in its current form is not science at all, it's just a loose collection of various statistical tools.
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How do you become a Machine Learning(ML) and Artificial Intelligence(AI) Engineer? or start research in AI/ML, Neural Networks, and Deep Learning?
Should I pursue a "Master of Science thesis in Computer Science." with a major in AI to become an AI Engineer?
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You can pursue Master's of Science or integrated Mtech program in the respective field, but also you can do some certification courses online and then apply directly in some company.
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I am researching on automatic modulation classification (AMC). I used the "RADIOML 2018.01A" dataset to simulate AMC and used the convolutional long-short term deep neural network (CLDNN) method to model the neural network. But now I want to generate the dataset myself in MATLAB.
My question is, do you know a good sources (papers or codes) that have produced a dataset for AMC in MATLAB (or Python)? In fact, have they produced the In-phase and Quadrature components for different modulations (preferably APSK and PSK)?
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Automatic Modulation Classification (AMC) is a technique used in wireless communication systems to identify the type of modulation being used in a received signal. This is important because different modulation schemes encode information in different ways, and a receiver needs to know the modulation type to properly demodulate the signal and extract the data.
Here's a breakdown of AMC:
  • Applications:Cognitive Radio Networks: AMC helps identify unused spectrum bands for efficient communication. Military and Electronic Warfare: Recognizing communication types used by adversaries. Spectrum Monitoring and Regulation: Ensuring proper usage of allocated frequencies.
  • Types of AMC Algorithms:Likelihood-based (LB): These algorithms compare the received signal with pre-defined models of different modulation schemes. Feature-based (FB): These algorithms extract features from the signal (like amplitude variations) and use them to classify the modulation type.
  • Recent Advancements:Deep Learning: Deep learning architectures, especially Convolutional Neural Networks (CNNs), are showing promising results in AMC due to their ability to automatically learn features from the received signal.
Here are some resources for further reading:
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How does the addition of XAI techniques such as SHAP or LIME impact model interpretability in complex machine learning models like deep neural networks?
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The incorporation of XAI techniques such as SHAP and LIME significantly improves the interpretability of complex machine learning models by providing local and global explanations and giving information about the importance of features, among other advantages.
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Assuming that in the future - as a result of the rapid technological progress that is currently taking place and the competition of leading technology companies developing AI technologies - general artificial intelligence (AGI) will be created, will it mainly involve new opportunities or rather new threats for humanity? What is your opinion on this issue?
Perhaps in the future - as a result of the rapid technological advances currently taking place and the rivalry of leading technology companies developing AI technologies - a general artificial intelligence (AGI) will emerge. At present, there are unresolved deliberations on the question of new opportunities and threats that may occur as a result of the construction and development of general artificial intelligence in the future. The rapid technological progress currently taking place in the field of generative artificial intelligence in connection with the already high level of competition among technology companies developing these technologies may lead to the emergence of a super artificial intelligence, a strong general artificial intelligence that can achieve the capabilities of self-development, self-improvement and perhaps also autonomy, independence from humans. This kind of scenario may lead to a situation where this kind of strong, super AI or general artificial intelligence is out of human control. Perhaps this kind of strong, super, general artificial intelligence will be able, as a result of self-improvement, to reach a state that can be called artificial consciousness. On the one hand, new possibilities can be associated with the emergence of this kind of strong, super, general artificial intelligence, including perhaps new possibilities for solving the key problems of the development of human civilization. However, on the other hand, one should not forget about the potential dangers if this kind of strong, super, general artificial intelligence in its autonomous development and self-improvement independent of man were to get completely out of the control of man. Probably, whether this will involve mainly new opportunities or rather new dangers for mankind will mainly be determined by how man will direct this development of AI technology while he still has control over this development.
I described the key issues of opportunities and threats to the development of artificial intelligence technology in my article below:
OPPORTUNITIES AND THREATS TO THE DEVELOPMENT OF ARTIFICIAL INTELLIGENCE APPLICATIONS AND THE NEED FOR NORMATIVE REGULATION OF THIS DEVELOPMENT
In view of the above, I address the following question to the esteemed community of scientists and researchers:
Assuming that in the future - as a result of the rapid technological progress that is currently taking place and the competition of leading technology companies developing AI technologies - general artificial intelligence (AGI) will be created, will it mainly involve new opportunities or rather new threats for humanity? What is your opinion on this issue?
If general artificial intelligence (AGI) is created, will it involve mainly new opportunities or rather new threats for humanity?
What do you think about this topic?
What is your opinion on this issue?
Please answer,
I invite everyone to join the discussion,
Thank you very much,
Best regards,
Dariusz Prokopowicz
The above text is entirely my own work written by me on the basis of my research.
In writing this text, I did not use other sources or automatic text generation systems.
Copyright by Dariusz Prokopowicz
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I think this is about people... The atom does not know anything about peacefullness or warfare. And the same applies to all specific implementations of AI.
More importantly, could you please provide an exact definition to "artificial general intelligence" and "general artificial intelligence"?
Thank you very much. Best regards,
I.H.
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In other words, why have improvements to neural networks led to an increase in hyperparameters? Are hyperparameters related to some fundamental flaw of neural networks?
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A nice question by Yuefei Zhang . Generally when we have improve to neural network it led to an increase in hyperparameters due to availability of multiple layers for designing model architecture in deep learning, due to using of multiple optimization algorithms, due to regularizing the models etc.
Secondly hyperparameters are not necessarily related to a fundamental flaw of neural networks; rather, they are inherent to the nature of the models and the challenges they address. Neural networks, including deep learning models, are highly flexible and adaptable, capable of learning complex patterns and representations from data.
Thank You
Regards
Jogeswar Tripathy
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What approaches can be used to enhance the interpretability of deep neural networks for better understanding of their decision-making process ?
#machinelearning #network #Supervisedlearning
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Aditya Vardhan Several approaches can be employed to enhance the interpretability of deep neural networks and improve understanding of their decision-making process. These include feature visualization techniques to visualize the learned representations of the network, layer-wise relevance propagation methods to identify the importance of input features for making predictions, and saliency mapping techniques such as gradient-based methods to highlight important regions in input data. Additionally, employing simpler or more transparent models as proxies for complex neural networks and integrating domain knowledge into the model architecture or interpretation process can enhance interpretability. By combining these approaches, researchers can gain deeper insights into the inner workings of deep neural networks and make more informed decisions based on their outputs.
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I am looking for a Q1 journal with a publication cost of 0 USD and a very short publishing period, specifically in the field of Hybrid Neural Networks. Can anyone suggest some?
Thank you.
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Dear Md Foysal Ahmed There are most likely no journals that combine and speed and no costs (and being Q1).
For Q1 journals you can choose subscription based journals (or so-called hybrid journals where you can decline the open access option), they charge you nothing (in most cases).
You can have a look at the enclosed file (incomplete but with correct info) for Clarivate indexed journals.
For Q1 Scopus indexed journals you can have a look at SCImago:
Best regards.
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I would like to know that prophet time series model is under the category of neural network or machine learning or deep learning? I want to forecast the price of product depending on other influential factors( 7 indicators) and all the data is monthly data with 15 years period.How can I implement with prophet model to get better accuracy? And i also want to compare the result with other time series model.Please suggest me how should I do about my work.thank you.
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  1. Data Preparation: Gather historical data for the price and 7 indicators.
  2. Feature Engineering: Preprocess data and create additional relevant features.
  3. Model Training: Use Prophet to fit a time series model, specifying input features.
  4. Hyperparameter Tuning: Optimize Prophet's parameters for better performance.
  5. Evaluation: Assess model performance using metrics like MAE, MSE, RMSE.
  6. Comparison: Compare Prophet's performance with other models like ARIMA, SARIMA, or LSTM.
  7. Statistical Tests: Use tests to determine significant performance differences.
  8. Cross-validation: Validate models to ensure robustness and generalization.
By following these steps, you can effectively forecast product prices and compare model accuracies.
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I have trained all Convolutional Neural Networks (CNNs) from the LeNet-5 model to the EfficientNet model for Benign Tumors and Malignant Tumors for breast masses with large data. The data was Mammogram Images(MI). All of these models give me a test accuracy of 50 %. Why did most journals publish fake results?
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Fake results are never published in journals (In some cases, certain journal websites may be fake and their their documents are available). However, certain details are often omitted or only vaguely presented in research papers when researchers conduct experiments based on specific datasets and models. These undisclosed variables may include precise preprocessing procedures, hyperparameter adjustments such as learning rate modifications, and L1 and L2 regularization strategies. It's important to note that researchers actively strive to find optimal solutions before reaching their expected accuracy levels.
Before training the deep learning model, it is essential to split the dataset using proper split scripts into train, validation, and test sets (There can be a different range of amounts of split data that give the optimal solution). If you observe that the accuracy is not good enough, then you should consider improving the network architecture. If the same dataset or paper showed good accuracy with a particular network architecture, but you are unable to achieve similar results, you may consult with the authors to understand how they attained optimal accuracy. This can be done via email or another platform where they are accessible.
You can also follow books, reference papers, or online articles that precisely mention the kinds of aspects that can provide you with optimal solutions to your current problems. Some recommended resources include:
  1. "Deep Learning for Computer Vision" by Rajalingappaa Shanmugamani.
  2. The article "Improving Performance of Convolutional Neural Networks" available at https://medium.com/@dipti.rohan.pawar/improving-performance-of-convolutional-neural-network-2ecfe0207de7.
  3. Forums dedicated to TensorFlow or PyTorch, where you can find more details about your coding part.
  4. The blog post "37 Reasons Why Your Neural Network Is Not Working" by Slav Ivanov, accessible at https://blog.slavv.com/37-reasons-why-your-neural-network-is-not-working-4020854bd607.
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The future of AI holds boundless potential across various domains, poised to transform industries, societies, and everyday lives. Advancements in machine learning, deep learning, and neural networks continue to push the boundaries of what AI can achieve.
We anticipate AI systems becoming increasingly integrated into our daily routines, facilitating more personalized experiences in healthcare, education, entertainment, and beyond.
Collaborative efforts between technologists, policymakers, and ethicists will be essential to ensure AI development remains aligned with human values and societal well-being.
As AI algorithms become more sophisticated, they will enhance decision-making processes, optimize resource allocation, and drive innovation across sectors.
However, the future of AI also raises ethical, privacy, and employment concerns that necessitate careful consideration and regulation.
As AI evolves, fostering transparency, accountability, and inclusivity will be imperative to harness its transformative potential responsibly and equitably, shaping a future where AI serves as a powerful tool for positive change.
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Dear Meher Ali , developing AI algorithms for a startup requires a mix of technical skills, domain expertise, and soft skills to ensure successful implementation and integration of AI technologies into products or services. Here's a comprehensive list of skills that are often required (formed by GPT-4):
Technical Skills
1. Programming Languages: Proficiency in programming languages such as Python, R, Java, or C++ is crucial. Python, in particular, is widely used in AI development due to its simplicity and the extensive availability of libraries and frameworks like TensorFlow, PyTorch, Keras, and scikit-learn.
2. Machine Learning and Deep Learning: Understanding of machine learning algorithms (supervised, unsupervised, reinforcement learning) and deep learning architectures (CNNs, RNNs, GANs) is essential for developing AI models.
3. Data Modeling and Evaluation: Ability to preprocess, clean, and organize data, along with skills in selecting appropriate models, tuning hyperparameters, and evaluating model performance.
4. Mathematics and Statistics: Strong foundation in linear algebra, calculus, probability, and statistics to understand and develop AI algorithms.
5. Software Development Practices: Knowledge of software engineering practices, including version control (e.g., Git), continuous integration/continuous deployment (CI/CD) pipelines, containerization (e.g., Docker), and cloud services (AWS, Google Cloud, Azure).
Domain Expertise
1. Understanding of the Startup’s Industry: Knowledge of the specific challenges and opportunities in the startup’s sector (healthcare, finance, automotive, etc.) to tailor AI solutions effectively.
2. Data Infrastructure: Understanding of database management, data storage solutions, and data pipelines to manage the flow of data required for AI models.
Soft Skills
1. Problem-Solving: Ability to approach complex problems creatively and efficiently.
2. Communication: Skill in explaining technical concepts to non-technical stakeholders and working collaboratively with cross-functional teams.
3. Adaptability: Willingness to learn and adapt to new technologies and methodologies as AI and machine learning fields evolve.
4. Project Management: Ability to manage projects, prioritize tasks, and meet deadlines in a fast-paced startup environment.
Additional Considerations
- Networking and Community Involvement: Engaging with the AI community through conferences, workshops, and forums can provide valuable insights and keep you updated on the latest trends and best practices.
- Entrepreneurial Mindset: Understanding the business aspects, including how AI can create value, improve efficiencies, or provide competitive advantages.
For someone looking to develop AI algorithms in a startup environment, it's essential to have a mix of these skills. However, the importance of each skill can vary depending on the specific needs of the startup and the AI projects undertaken. Continuous learning and professional development are key, given the rapid pace of advancement in AI technologies.
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Does Neural Networks handle a multicollinearity?
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Can Bayesian regression be used when there is a multicollinearity problem?
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I heard about ARTIFICIAL NEURAL NETWORK (ANN) and I watched a video of a researcher talked about this revolution.. However, is ANN will be the next solution to predict the adsorption behaviour and do the adsorption calculations based on the properties of the adsorbent materials?
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Yes, AI presents a promising avenue for revolutionizing the study of adsorbent properties in materials and providing detailed information about their ability to adsorb pollutants.
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My paper "Bringing uncertainty quantification to the extreme-edge with memristor-based Bayesian neural networks" has been published in nature communication since the 20th November. But on google scholar, only the pre-print from research square is available...
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Dear Djohan Bonnet Quite an annoying problem indeed. I guess with some patient the problem will resolve itself, but what you may try is to add the DOI of the published paper in Research Square. According to https://help.researchsquare.com/hc/en-us/articles/360049698731-Can-I-withdraw-or-remove-my-preprint-from-the-platform they state and I quote "If your manuscript has been published, a link to the published DOI can be added to your preprint. This will allow readers to view and cite the published work."
Perhaps this speed up things.
Best regards.
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Dear Doctor
"The nine types of neural networks are:
  • Perceptron
  • Feed Forward Neural Network
  • Multilayer Perceptron
  • Convolutional Neural Network
  • Radial Basis Functional Neural Network
  • Recurrent Neural Network
  • LSTM – Long Short-Term Memory
  • Sequence to Sequence Models
  • Modular Neural Network"
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Data is part of the code.
Neural network is actually code for fuzzy match.
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Yes neural networks is a model in data mining which always gives the best result when compared with other models, especially in predicting and making decisions.
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If an activation function has a jump discontinuity, then in the training process, can we implement backpropagation to compute the derivatives and update the parameters?
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Yes, because what matters isn't the activation function, but the cost function.
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Dear Doctor
"The activation function decides whether a neuron should be activated or not by calculating the weighted sum and further adding bias to it. The purpose of the activation function is to introduce non-linearity into the output of a neuron."
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In the rapidly evolving landscape of the Internet of Things (IoT), the integration of blockchain, machine learning, and natural language processing (NLP) holds promise for strengthening cybersecurity measures. This question explores the potential synergies among these technologies in detecting anomalies, ensuring data integrity, and fortifying the security of interconnected devices.
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Imagine we're talking about a superhero team-up in the world of tech, with blockchain, machine learning (ML), and natural language processing (NLP) joining forces to beef up cybersecurity in IoT environments.
First up, blockchain. It's like the trusty sidekick ensuring data integrity. By nature, it's transparent and tamper-proof. So, when you have a bunch of IoT devices communicating, blockchain can help keep that data exchange secure and verifiable. It's like having a digital ledger that says, "Yep, this data is legit and hasn't been messed with."
Then, enter machine learning. ML is the brains of the operation, constantly learning and adapting. It can analyze data patterns from IoT devices to spot anything unusual. Think of it as a detective that's always on the lookout for anomalies or suspicious activities.
And finally, there's NLP. It's a bit like the communicator of the group. In this context, NLP can be used to sift through tons of textual data from IoT devices or networks, helping to identify potential security threats or unusual patterns that might not be obvious at first glance.
Put them all together, and you've got a powerful team. Blockchain keeps the data trustworthy, ML hunts down anomalies, and NLP digs deeper into the data narrative. This combo can seriously level up cybersecurity in IoT, making it harder for bad actors to sneak in and cause havoc. Cool, right?
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Dear Doctor
"In this Answer, we will walk through the process of building a simple neural network using Keras.
  1. Step 1: Install the required libraries. ...
  2. Step 2: Import libraries. ...
  3. Step 3: Prepare the dataset. ...
  4. Step 4: Build the model. ...
  5. Step 5: Compile the model. ...
  6. Step 6: Train the model. ...
  7. Step 7: Generate test data. ...
  8. Step 8: Evaluate the model."
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Dear Doctor
"Backpropagation is a process involved in training a neural network. It involves taking the error rate of a forward propagation and feeding this loss backward through the neural network layers to fine-tune the weights. Backpropagation is the essence of neural net training."
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Dear Doctor
"To update the weights, the gradients are multiplied by the learning rate (alpha), and the new weights are calculated by the noted formula. Weights update formula for gradient descent. "
"
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Imagine training a neural network on data like weather patterns, notoriously chaotic and unpredictable. Can the network, without any hints or constraints, learn to identify and repeat hidden periodicities within this randomness? This question explores the possibility of neural networks spontaneously discovering order in chaos, potentially revealing new insights into complex systems and their modeling through AI.
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The answer may be, No. recurrent neural networks cannot capture those too-complex patterns even after being trained with more than 100 years of time series data. Perhaps it is not possible with any kind of probability model to exhibit any chaos even with too many constraints and conditions and even with customised activation and design. I am not 100% sure but as far as I know, something more complex like Multiple Time Scales and multiple critical rates of changes or transitions needed to consider modelling any properties of chaos, Recurrent neural networks simply apply the advanced or extended strategies originating from conventional methods like Markov model or hidden Markov models and this kind of model has multiple states and also consider recurrence relation, transitions, ergodicity, periodicity etc. but since the chaos is continuous and it should be model with a continuous system model and also the model should Have the capacity to express all the possible complexities, interactions and influences with the general and all other possible timescales.
It is a very simple fact that a probabilistic model can never ensure the correctness of the predictions and explain the prediction.
I cannot tell how to model or what kind of methods can be used to approach this problem but I have discussed with some prominent and leading mathematicians currently working together to develop the mathematical Foundation To model the complexities and nonlinearities.
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Imagine machines that can think and learn like humans! That's what AI is all about. It's like teaching computers to be smart and think for themselves. They can learn from mistakes, understand what we say, and even figure things out without being told exactly what to do.
Just like a smart friend helps you, AI helps machines be smart too. It lets them use their brains to understand what's going on, adjust to new situations, and even solve problems on their own. This means robots can do all sorts of cool things, like helping us at home, driving cars, or even playing games!
There's so much happening in Artificial Intelligence (AI), with all sorts of amazing things being developed for different areas. So, let's discuss all the cool stuff AI is being used for and the different ways it's impacting our lives. From robots and healthcare to art and entertainment, anything and everything AI is up to is on the table!
Machine Learning: Computers can learn from data and improve their performance over time, like a student studying for a test.
Natural Language Processing (NLP): AI can understand and generate human language, like a translator who speaks multiple languages.
Computer Vision: Machines can interpret and make decisions based on visual data, like a doctor looking at an X-ray.
Robotics: AI helps robots perceive their environment and make decisions, like a self-driving car navigating a busy street.
Neural Networks: Artificial neural networks are inspired by the human brain and are used in many AI applications, like a chess computer that learns to make winning moves.
Ethical AI: We need to use AI responsibly and address issues like bias, privacy, and job displacement, like making sure a hiring algorithm doesn't discriminate against certain groups of people.
Autonomous Vehicles: AI-powered cars can drive themselves, like a cruise control system that can take over on long highway drives.
AI in Healthcare: AI can help doctors diagnose diseases, plan treatments, and discover new drugs, like a virtual assistant that can remind patients to take their medication.
Virtual Assistants: AI-powered virtual assistants like Siri, Alexa, and Google Assistant can understand and respond to human voice commands, like setting an alarm or playing music.
Game AI: AI is used in games to create intelligent and challenging enemies and make the game more fun, like a boss battle in a video game that gets harder as you play.
Deep Learning: Deep learning is a powerful type of machine learning used for complex tasks like image and speech recognition, like a self-driving car that can recognize stop signs and traffic lights.
Explainable AI (XAI): As AI gets more complex, we need to understand how it makes decisions to make sure it's fair and unbiased, like being able to explain why a loan application was rejected.
Generative AI: AI can create new content like images, music, and even code, like a program that can write poetry or compose music.
AI in Finance: AI is used in the financial industry for things like algorithmic trading, fraud detection, and customer service, like a system that can spot suspicious activity on a credit card.
Smart Cities: AI can help make cities more efficient and sustainable, like using traffic cameras to reduce congestion.
Facial Recognition: AI can be used to recognize people's faces, but there are concerns about privacy and misuse, like using facial recognition to track people without their consent.
AI in Education: AI can be used to personalize learning, automate tasks, and provide educational support, like a program that can tutor students in math or English.
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For such a nice and researched discussion.
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Dear Doctor
"CNNs have unique layers called convolutional layers that separate them from RNNs and other neural networks. Within a convolutional layer, the input is transformed before being passed to the next layer. A CNN transforms the data by using filters."
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Dear Doctor
"Types of neural networks models are listed below:
The nine types of neural networks are:
  • Perceptron
  • Feed Forward Neural Network
  • Multilayer Perceptron
  • Convolutional Neural Network
  • Radial Basis Functional Neural Network
  • Recurrent Neural Network
  • LSTM – Long Short-Term Memory
  • Sequence to Sequence Models
  • Modular Neural Network"
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This question blends various emerging technologies to spark discussion. It asks if sophisticated image recognition AI, trained on leaked bioinformatics data (e.g., genetic profiles), could identify vulnerabilities in medical devices connected to the Internet of Things (IoT). These vulnerabilities could then be exploited through "quantum-resistant backdoors" – hidden flaws that remain secure even against potential future advances in quantum computing. This scenario raises concerns for cybersecurity, ethical hacking practices, and the responsible development of both AI and medical technology.
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Combining image-trained neural networks, bioinformatics breaches, and quantum-resistant backdoors has major limitations.
Moving from image-trained neural networks to bioinformatics data requires significant domain transfer, which is not straightforward due to the distinct nature of these data types and tasks.
Secure IoT medical devices are designed with robust security features in mind and deployed. Successful attacks requires exploiting a specific vulnerability in the implementation of security measures, rather than the reliance on neural network capabilities.
Deliberately inserting backdoors and to the extent, even quantum-resistant ones, poses ethical and legal questions that would go against norms and standards of cybersecurity practitioners. The actions would violate privacy rights on the federal level, ethical standards and codes of conduct and pose severe legal consequences. Those would be the domestic ones; assuming we're keeping the products in the US.
Quantum computers with sufficient power to break current cryptographic systems are not yet available. Developing quantum-resistant backdoors knowingly anticipates a future scenario to be truth that is still today largely theoretical, without being proven or true.
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Dear Doctor
"Number of Neurons and Number of Layers in Hidden LayerThe number of hidden neurons should be between the size of the input layer and the size of the output layer. The number of hidden neurons should be 2/3 the size of the input layer, plus the size of the output layer."
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"Sigmoid/Logistic and Tanh functions should not be used in hidden layers as they make the model more susceptible to problems during training (due to vanishing gradients). Swish function is used in neural networks having a depth greater than 40 layers."
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"Feedforward ANNs are often used for simple classification tasks, while backpropagation ANNs are used for more complex tasks, such as speech recognition, image recognition, and natural language processing."
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Call for paper(HYBRID CONFERENCE): 2024 IEEE 𝟰𝘁𝗵 𝗜𝗻𝘁𝗲𝗿𝗻𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗖𝗼𝗻𝗳𝗲𝗿𝗲𝗻𝗰𝗲 𝗼𝗻 𝗡𝗲𝘂𝗿𝗮𝗹 𝗡𝗲𝘁𝘄𝗼𝗿𝗸𝘀, 𝗜𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 (𝗡𝗡𝗜𝗖𝗘 𝟮𝟬𝟮𝟰), 𝘄𝗵𝗶𝗰𝗵 𝘄𝗶𝗹𝗹 𝗯𝗲 𝗵𝗲𝗹𝗱 𝗼𝗻 𝗝𝗮𝗻𝘂𝗮𝗿𝘆 𝟭𝟵-𝟮𝟭, 𝟮𝟬𝟮𝟰.
---𝐂𝐚𝐥𝐥 𝐅𝐨𝐫 𝐏𝐚𝐩𝐞𝐫𝐬---
The topics of interest for submission include, but are not limited to:
- Neural Networks
- Signal and information processing
- Integrated Circuit Engineering
- Electronic and Communication Engineering
- Communication and Information System
All accepted papers will be published in IEEE(ISBN:979-8-3503-9437-5), which will be submitted for indexing by IEEE Xplore, Ei Compendex, Scopus.
𝐈𝐦𝐩𝐨𝐫𝐭𝐚𝐧𝐭 𝐃𝐚𝐭𝐞𝐬:
Full Paper Submission Date: November 12, 2023
Registration Deadline: November 28, 2023
Final Paper Submission Date: December 22, 2023
Conference Dates: January 19-21, 2024
𝐅𝐨𝐫 𝐌𝐨𝐫𝐞 𝐃𝐞𝐭𝐚𝐢𝐥𝐬 𝐩𝐥𝐞𝐚𝐬𝐞 𝐯𝐢𝐬𝐢𝐭:
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thank you for the information
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Dear Doctor
"Different Types of Neural Networks in Deep Learning
  • Artificial Neural Networks (ANN)
  • Convolution Neural Networks (CNN)
  • Recurrent Neural Networks (RNN)
  • Perceptron.
  • Long Short-Term Memory Networks.
  • Radial Basis Functional Neural Network."
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"Compared to its predecessors, the main advantage of CNN is that it automatically detects the important features without any human supervision. This is why CNN would be an ideal solution to computer vision and image classification problems."
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"Method to overcome the problemThe vanishing gradient problem is caused by the derivative of the activation function used to create the neural network. The simplest solution to the problem is to replace the activation function of the network. Instead of sigmoid, use an activation function such as ReLU."
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Dear Doctor
"Deep learning is a subset of machine learning, which is essentially a neural network with three or more layers. These neural networks attempt to simulate the behavior of the human brain—albeit far from matching its ability—allowing it to “learn” from large amounts of data."
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Your work is really very interesting and useful .
my sincere congratulations!!
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This question delves into the domain of deep learning, focusing on regularization techniques. Regularization helps prevent overfitting in neural networks, but this question specifically addresses methods aimed at improving interpretability while maintaining high performance. Interpretability is crucial for understanding and trusting complex models, especially in fields like healthcare or finance. The question invites exploration into innovative and lesser-known techniques designed for this nuanced balance between model performance and interpretability.
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One way to avoid overfitting is to use regularization techniques, such as L1 or L2 regularization, which penalize large weights and biases. Another technique is to use dropout, which randomly drops out neurons during training, forcing the model to learn more robust features. While these well-known methods are widely used, there are some innovative and lesser-known techniques that aim to strike a balance between model performance and interpretability. Here are a few such techniques:
1. DropBlock: DropBlock is an extension of dropout, but instead of randomly dropping individual neurons, it drops entire contiguous regions. By dropping entire blocks, DropBlock encourages the model to focus on a more compact representation, potentially improving interpretability.
2. Group LASSO Regularization: Group LASSO (Least Absolute Shrinkage and Selection Operator) extends L1 regularization to penalize entire groups of weights simultaneously. LASSO adds a penalty term to the standard linear regression objective function, which is proportional to the absolute values of the model's coefficients. When applied to convolutional layers, Group LASSO can encourage sparsity across entire feature maps, leading to a more interpretable model. The key characteristic of LASSO is its ability to shrink some of the coefficients exactly to zero. This results in feature selection, effectively removing less important features from the model. The regularization term in LASSO is controlled by a parameter, often denoted as λ (lambda). The higher the value of λ, the stronger the regularization, and the more coefficients are pushed towards zero. LASSO is particularly useful when dealing with high-dimensional datasets where many features may not contribute significantly to the predictive power of the model.
3. Elastic Weight Consolidation (EWC): EWC is designed for continual learning scenarios, where the model needs to adapt to new tasks without forgetting previous ones. It adds a penalty term based on the importance of parameters for previously learned tasks. EWC helps retain knowledge from earlier tasks, contributing to model interpretability across a range of tasks.
4. Adversarial Training for Interpretability: Introducing adversarial training not only for robustness but also for interpretability. Adversarial examples are generated and added to the training data to make the model more robust and interpretable. Adversarial training can force the model to learn more robust and general features, potentially making its decisions more interpretable.
5. Kernelized Neural Networks: Utilizing the kernel trick from kernel methods to introduce non-linearity in a neural network without adding complexity to the model architecture. By incorporating kernelized layers, the model may learn more interpretable representations, as the kernel trick often operates in a higher-dimensional space.
6. Knowledge Distillation with Interpretability Constraints: Combining knowledge distillation with interpretability constraints to transfer knowledge from a complex model to a simpler, more interpretable one. The distilled model, while maintaining performance, can be inherently more interpretable due to its simplicity.
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Dear Doctor
"Activation functions are necessary for neural networks because, without them, the output of the model would simply be a linear function of the input."
"Activation functions play an integral role in neural networks by introducing nonlinearity. This nonlinearity allows neural networks to develop complex representations and functions based on the inputs that would not be possible with a simple linear regression model."
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Dear Doctor
Go To
Dematos, G., Boyd, M.S., Kermanshahi, B. et al. Feedforward versus recurrent neural networks for forecasting monthly japanese yen exchange rates. Financial Engineering and the Japanese Markets 3, 59–75 (1996). https://doi.org/10.1007/BF00868008
"Feedforward neural networks pass the data forward from input to output, while recurrent networks have a feedback loop where data can be fed back into the input at some point before it is fed forward again for further processing and final output. Some have argued that since time series data may have autocorrelation or time dependence, the recurrent neural network models which take advantage of time dependence may be useful. Feedforward and recurrent neural networks are used for comparison in forecasting the Japanese yen/US dollar exchange rate. A traditional ARIMA model is used as a benchmark for comparison with the neural network models."
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Dear Doctor
"Applications of Recurrent Neural Networks:
  • Prediction problems
  • Machine Translation
  • Speech Recognition
  • Language Modelling and Generating Text
  • Video Tagging
  • Generating Image Descriptions
  • Text Summarization
  • Call Center Analysis
  • Face detection,
  • OCR Applications as Image Recognition
  • Other applications also"
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What datasets other than ImageNet, CIFAR-10 or CINIC-10 can be used to train a simple neural network?
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One of the most simple image datasets for training deep networks is MNIST: https://www.kaggle.com/datasets/hojjatk/mnist-dataset
Please note that many deep learning libraries have interfaces for this dataset, for example in PyTorch you can use: https://pytorch.org/vision/main/generated/torchvision.datasets.MNIST.html
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Dear Doctor
"Machine learning techniques have been widely applied in various areas such as pattern recognition, natural language processing, and computational learning. During the past decades, machine learning has brought enormous influence on our daily life with examples including efficient web search, self-driving systems, computer vision, and optical character recognition (OCR). There are the following neural network types: Multi-Layer Perceptrons (MLP) Convolutional Neural Networks (CNN) Recurrent Neural Networks (RNN)"
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Finding the best features (sometimes called metrics or parameters) to input into a neural network by trial and error can be a very lengthy process. Classic feature selection methods in machine learning are 'extra tree classifiers', 'univariate feature selection', 'recursive feature elimination', and 'linear discrimination analysis' (a supervised learning version of PCA). Are there other more modern methods that have evolved recently which are more powerful than these?
Inputting too many redundant or worthless features into a neural network reduces the accuracy, as does omitting the most useful features. Restricting the neural network input those most relavant features is key to getting the highest accuracy from a neural network.
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Thank you, these are great answers!
What about area under the curve (AUC) or c-statistic (c = concordance)? Do these offer any benefit to feature selection? That curve being the plot of true positive as a function of false positive.
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The decision-making process in Neural Networks poses a significant challenge known as the 'Black Box' problem. NNs are compelling in various applications, but issues could arise when accountability becomes crucial. How can one address the challenge of ensuring that a model is free from decision-making biases, and to what extent does this challenge affect the entire industry? Are there any papers or books that delve into the 'Black Box' problem and provide insights into ensuring that NNs make unbiased decisions?
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  1. Lack of Explainability:Neural networks, especially deep learning models, often involve millions of parameters and layers. Understanding how these models arrive at specific decisions can be challenging. This lack of explainability can be a concern in critical applications where stakeholders, regulators, or end-users demand transparency.
  2. Trust and Adoption:In industries such as healthcare, finance, and autonomous vehicles, trust is crucial. If stakeholders cannot understand or trust the decisions made by neural networks, it can hinder the adoption of these technologies. Businesses and users may be reluctant to rely on systems that operate as "black boxes."
  3. Regulatory Challenges:In regulated industries, there is a growing demand for transparency and accountability in algorithmic decision-making. Regulatory bodies may require explanations for decisions made by models, especially in sectors where ethical considerations and fairness are paramount.
  4. Bias and Fairness Concerns:The lack of transparency can contribute to bias and fairness concerns in machine learning models. If the training data used to build these models is biased, the opacity of the black box makes it difficult to identify and address biased decision-making.
  5. Security and Adversarial Attacks:The black box nature of neural networks can also be exploited for malicious purposes. Adversarial attacks involve manipulating input data to deceive the model, and the lack of interpretability makes it challenging to understand and defend against such attacks.
  6. Limited User Understanding:End-users may find it challenging to trust and adopt applications powered by neural networks if they cannot understand how decisions are made. This can be a hurdle in deploying AI solutions in consumer-facing applications.
  7. Debugging and Troubleshooting:When errors or unexpected behavior occur in a neural network, debugging and troubleshooting become more challenging due to the lack of visibility into the internal workings of the model. This can slow down the development and deployment process.
  8. Interdisciplinary Collaboration:Collaborations between data scientists, domain experts, and business stakeholders are essential for successful AI implementations. The black box problem can create challenges in communication and collaboration, especially when domain experts need to understand and trust model outputs.
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I'm aware of the gradient descent and the back-propagation algorithm. What I don't get is: when is using a bias important and how do you use it?
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Hey there, not sure what you mean. One way to see bias mathematically is considering it a weight with parameter always 1. Therefore, bias is just a constant learning parameter. Always keep in mind that machine learning will handle when to use the bias, you just feed the model: it is not your decision, like it is meta-parameters such as learning weights. One possible scenario is where the model may want to use the bias is when the neuron is fed with constant values. The neural networks has to be generic enough to handle both variations and constant values.
If you make it zero all the weight, the bias will create a constant-firing neuron.
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Iam planning to do some literature work on rationale neural networks and functionalities of activation functions like sigmoid and others, please recommend me some effective articles related one
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The best-suited activation function for real-time scenarios in neural networks depends on the specific task and the desired performance characteristics. However, some of the most commonly used and effective activation functions for real-time applications include:
  1. Rectified Linear Unit (ReLU): ReLU is a simple and efficient activation function that outputs the input directly if it is positive, or zero otherwise. It is widely used in deep neural networks due to its computational efficiency and non-saturating nature.
  2. Leaky Rectified Linear Unit (Leaky ReLU): Leaky ReLU is a variant of ReLU that allows a small positive output for negative inputs. This helps to prevent the "dying ReLU" problem, where neurons become inactive due to consistently negative inputs.
  3. Exponential Linear Unit (ELU): ELU is another variant of ReLU that introduces a slight exponential curve for negative inputs. This helps to improve the gradient flow and prevent vanishing gradients.
  4. Scaled Exponential Linear Unit (SELU): SELU is a scaled version of ELU that introduces a scaling factor of 1.7515. This helps to stabilize the training process and improve convergence.
  5. Hyperbolic Tangent (tanh): tanh is a sigmoid-like activation function that outputs values between -1 and 1. It is often used in recurrent neural networks (RNNs) for its ability to capture long-range dependencies in sequential data.
The choice of activation function depends on various factors such as the type of neural network, the nature of the task, and the desired trade-off between accuracy and computational efficiency. It is often beneficial to experiment with different activation functions to find the one that performs best for a particular application.
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I am preparing my Bachelor final thesis in computer engineering. I am currently planning out the work. My idea is to compare traditional approaches to building recommender systems to Graph Neural Network based approaches. The plan so far is to use the Movie Lens 100k dataset, which contains data on users, movies, and user-movie ratings. The task of the recommender system would be to predict the missing ratings for user A and recommend movies based on that (say top 5 highest predictions). I would present three approaches to this task:
  • Traditional content-based filtering approach
  • Traditional collaborative filtering based approach
  • Graph Neural Network
Given this very general outline, would you guys say that this seems like a good project idea? The movie lens dataset seems to be quite popular when it comes to experimenting with GNN's, but you can suggest a better dataset for this setup.
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Your project idea to compare traditional approaches to building recommender systems with Graph Neural Network (GNN) based approaches is solid and aligns well with the current trends in the field. Using the MovieLens 100k dataset is a good choice, especially for its popularity in recommender system research. However, your choice of dataset ultimately depends on your research questions and the specific aspects you want to investigate.
Here are a few considerations and suggestions:
  1. Dataset Choice:The MovieLens 100k dataset is widely used and well-suited for your task. However, if you want to explore other options, you might consider the MovieLens 1M or 10M datasets for more data, which could potentially lead to more robust evaluations.
  2. Evaluation Metrics:Clearly define the evaluation metrics you will use to compare the performance of the three approaches. Common metrics include Mean Squared Error (MSE), Root Mean Squared Error (RMSE), or precision-recall for top-k recommendations.
  3. Implementation Considerations:Ensure that your implementations of traditional approaches and GNNs are fair and comparable. This includes parameter tuning, preprocessing steps, and any other factors that might influence the performance of the models.
  4. Interpretability:Consider adding an interpretability analysis to understand why certain recommendations are made. This could involve examining feature importance in traditional approaches or inspecting attention mechanisms in GNNs.
  5. User Study (if possible):If feasible, conduct a user study to gather qualitative feedback on the recommendations. This can provide valuable insights into the user experience and the practical applicability of the models.
  6. Scalability: Depending on the size of the dataset and the efficiency of your implementations, consider discussing the scalability of the models. GNNs, in particular, can be computationally intensive, and understanding their scalability is crucial.
  7. Related Work:In your literature review, make sure to cover recent advancements in GNN-based recommender systems. This will help you position your work in the context of the latest research.
  8. Ethical Considerations: Reflect on the ethical implications of your recommender system, especially if it involves personalization. Consider discussing issues like filter bubbles, fairness, and transparency in your thesis.
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How will the rivalry between IT professionals operating on two sides of the barricade, i.e. in the sphere of cybercrime and cyber security, change after the implementation of generative artificial intelligence, Big Data Analytics and other technologies typical of the current fourth technological revolution?
Almost from the very beginning of the development of ICT, the rivalry between IT professionals operating on two sides of the barricade, i.e. in the sphere of cybercrime and cyber security, has been realized. In a situation where, within the framework of the technological progress that is taking place, on the one hand, a new technology emerges that facilitates the development of remote communication, digital transfer and processing of data then, on the other hand, the new technology is also used within the framework of hacking and/or cybercrime activities. Similarly, when the Internet appeared then on the one hand a new sphere of remote communication and digital data transfer was created. On the other hand, new techniques of hacking and cybercriminal activities were created, for which the Internet became a kind of perfect environment for development. Now, perhaps, the next stage of technological progress is taking place, consisting of the transition of the fourth into the fifth technological revolution and the development of 5.0 technology supported by the implementation of artificial neural networks based on artificial neural networks subjected to a process of deep learning constantly improved generative artificial intelligence technology. The development of generative artificial intelligence technology and its applications will significantly increase the efficiency of business processes, increase labor productivity in the manufacturing processes of companies and enterprises operating in many different sectors of the economy. Accordingly, after the implementation of generative artificial intelligence and also Big Data Analytics and other technologies typical of the current fourth technological revolution, the competition between IT professionals operating on two sides of the barricade, i.e., in the sphere of cybercrime and cybersecurity, will probably change. However, what will be the essence of these changes?
In view of the above, I address the following question to the esteemed community of scientists and researchers:
How will the competition between IT professionals operating on the two sides of the barricade, i.e., in the sphere of cybercrime and cyber security, change after the implementation of generative artificial intelligence, Big Data Analytics and other technologies typical of the current fourth technological revolution?
How will the realm of cybercrime and cyber security change after the implementation of generative artificial intelligence?
What do you think about this topic?
What is your opinion on this issue?
Please answer,
I invite everyone to join the discussion,
Thank you very much,
Best regards,
Dariusz Prokopowicz
The above text is entirely my own work written by me on the basis of my research.
In writing this text I did not use other sources or automatic text generation systems.
Copyright by Dariusz Prokopowicz
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I believe the way we view security will change with the advent of Gen AI. Since any lay man will now have access to the most comprehensive and complex scripts(depending on what the model was trained on), it will definitely make it a lot harder to secure the data and infrastructure. My belief is that anything digital and connected is never secure.
We have to accept that our data can be accessed by malicious actors. What we can do is entrap such actors by associating/pegging a tracker and malicious code to all the data we store, and making sure that they can never use/view what they have extracted. So, whenever someone gains access to our data/infrastructure, they not only disclose themselves, but also get compromised through the executable scripts they downloaded. What's important to do is never store any stand alone files, and instead have scripts associated with each file(which shouldn't be able to be removed when extracting this data).
Only certain organization specific software should be allowed to extract the date, in the know that certain scripts will be executed when doing so. Appropriate measures can be taken with respect to specific scripts associated with the data file to prevent the org itself from being the victim.
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Can you explain the concept of the vanishing gradient problem in deep learning? How does it affect the training of deep neural networks, and what techniques or architectures have been developed to mitigate this issue?
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The Vanishing Gradient Problem in deep learning is like that one elusive sock that always seems to disappear in the laundry. You know it's there somewhere, but no matter how hard you look, it just vanishes into thin air. But unlike the sock, this problem has serious implications for the training of deep neural networks.
So what exactly is this vanishing gradient problem? Well, imagine you're trying to teach a neural network to recognize cats. You feed it a bunch of cat pictures and expect it to learn from them. But here's the catch - the network learns by adjusting its weights based on the error it makes during training. And this adjustment is done using a technique called backpropagation.
Now, let's say you have multiple layers in your network. During backpropagation, the error signal gets propagated backwards through these layers, and each layer adjusts its weights accordingly. The problem arises when this error signal becomes too small as it travels backward through each layer. It gradually diminishes until it practically disappears - hence the name "vanishing gradient."
This vanishing gradient problem wreaks havoc on deep neural networks because those poor little gradients can't provide enough information for proper weight adjustments in deeper layers. As a result, these deeper layers don't learn much from their mistakes and end up being useless blobs of neurons.
But fear not! The brilliant minds of deep learning have come up with some nifty techniques and architectures to tackle this pesky issue. One such technique is called "gradient clipping." It's like putting a leash on those runaway gradients so they don't vanish into thin air anymore. By setting an upper limit on how large or small gradients can be, we ensure they stay within a reasonable range and prevent them from disappearing altogether.
Another approach is using activation functions that are less prone to causing vanishing gradients. For instance, instead of using sigmoid or tanh functions that squash values between 0 and 1, we can opt for ReLU (Rectified Linear Unit) activation function. ReLU is like a superhero that saves the day by only activating when its input is positive, thus preventing gradients from vanishing.
To illustrate how these techniques have solved the vanishing gradient problem, let's consider the example of image classification. In the past, deep neural networks struggled to accurately classify images with many layers due to vanishing gradients. But with gradient clipping and ReLU activation functions, networks like ResNet and DenseNet have achieved remarkable results in image recognition tasks.
In conclusion, the vanishing gradient problem may seem like a disappearing sock in your laundry, but it's a serious issue that affects the training of deep neural networks. Fortunately, techniques such as gradient clipping and using appropriate activation functions have emerged as superheroes to mitigate this problem. So next time you encounter a vanishing gradient, just remember that there are solutions out there - no need to panic!
Reference:
Nguyen-Duc T., Nguyen H., Pham V.T., Nguyen L.M., Tran D.N. (2020) A Novel Approach for Vanishing Gradient Problem in Deep Learning Using Rectified Linear Unit Activation Function. In: Le T., Le N., Hoang D., Pham C., Nguyen N. (eds) Advanced Computational Methods for Knowledge Engineering. Springer Proceedings in Mathematics & Statistics, vol 312. Springer, Cham
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If an imitation of human consciousness called artificial consciousness is built on the basis of AI technology in the future, will it be built by mapping the functioning of human consciousness or rather as a kind of result of the development and refinement of the issue of autonomy of thought processes developed within the framework of "thinking" generative artificial intelligence?
Solutions to this question may vary. However, the key issue is the moral dilemmas in the applications of the constantly developing and improving artificial intelligence technology and the preservation of ethics in the process of developing applications of these technologies. In addition to this, the key issues within the framework of this issue also include the need to more fully explore and clarify what human consciousness is, how it is formed, how it functions within specific plexuses of neurons in the human central nervous system.
In view of the above, I address the following question to the esteemed community of scientists and researchers:
If an imitation of human consciousness called artificial consciousness is built on the basis of AI technology in the future, will it be built by mapping the functioning of human consciousness or rather as a kind of result of the development and refinement of the issue of autonomy of thought processes developed within the framework of "thinking" generative artificial intelligence?
How can artificial consciousness be built on the basis of AI technology?
And what is your opinion on this topic?
What do you think about this topic?
Please answer,
I invite everyone to join the discussion,
Thank you very much,
Best wishes,
Dariusz Prokopowicz
The above text is entirely my own work written by me on the basis of my research.
In writing this text I did not use other sources or automatic text generation systems.
Copyright by Dariusz Prokopowicz
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Artificial intelligence (AI) is usually defined as the simulation of human intelligence processes by computer systems. It’s become a very popular term today and thanks to its ubiquitous presence in many industries, new advancements are being made regularly.
AI systems are very much able to replicate aspects of the human mind, but they have a long way to go before they inherit consciousness - something that comes naturally to humans. Yet, while machines lack this sentience, research is underway to embed artificial consciousness (AC) into them.
Regards,
Shafagat
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I decided to learn about such an area as the use of neural networks in econometrics, regardless of subsequent employment. One PhD explained to me that:
"In econometric research, the explainability of models is important; neural networks do not provide this. For time series, neural networks can be used, but only with a special architecture, for example, LSTM. For macroeconomic forecasting tasks, as a rule, neural networks are not used. ARIMA/SARIMA, VAR, ECM are used."
But on one forum they explained to me that
"A typical task in the field of time series analysis is to predict, from a sequence of previous values of a time series, the most likely next/future value. The Large Language Model (LLM), which underlies the same ChatGPT, predicts which word or phrase will be next in a sentence or phrase, i.e. in a sequence of words in natural language. The current ChatGPT is implemented using so-called transformers - neural networks, which after 2017 began to actively replace the older, but also neural network and also sequence-oriented LSTM (long short-term memory networks) architecture, and not only in text processing tasks, but also in other areas."
That is, the use of transformers in time series forecasting may seem promising? It seems that now this is a relatively young industry, still little studied?
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Yes!
In fact, Artificial Neural Network models have several points of contact with traditional econometric models.
When applying Artificial Neural Networks to the problem of forecasting economic time series, the choice of input neurons can be made using economic theory, to determine the relevant exogenous variables, and the procedures commonly used in time series analysis, such as autocorrelation and partial autocorrelation functions, tests for unit roots, graphical analysis, etc.
Furthermore, particular characteristics of a time series, such as seasonality, trend and cycle, can be learned by an Artificial Neural Network, thus enabling predictions to be made.
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Dear Expert,
I used the Neural Network in MATLAB using inputs [10*3] target data [10*1] and one Hidden layer [25 neurons]. then How can I create an equation that correctly estimates the predicted target??
(Based on the ANN created, weights, biases, and related inputs)
Is there a method, tool, or idea to solve this issue and create one final equation that predicts the output?
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To create an equation based on an ANN, you will need to specify the input variables and the desired output, and then design and train the ANN to learn the relationship between the inputs and the output.
Regards,
Shafagat
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I am new to machine learning, I working on regression neural network to prediction the outcomes of my experiments. I created the neural network with a hidden layer to predict my outcomes, now i have to tune the hyperparameter to optimize the NN.
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You can find multiple ways but most of them are in add-ons, just download any app made for that
I know I used youtube tutorial and app for my thesis but don't remmember which one. I might look for it when I'll have time.
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Could you elaborate on the difficulties and obstacles that arise when training deep neural networks, and how researchers and practitioners have attempted to address these challenges?
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Training deep neural networks, especially deep convolutional neural networks (CNNs) and deep recurrent neural networks (RNNs), can be challenging due to various difficulties and obstacles. Researchers and practitioners have devised several techniques to address these challenges. Here are some common difficulties and the corresponding solutions:
1. Vanishing and Exploding Gradients:
  • Difficulty: During backpropagation, gradients may become extremely small (vanishing) or large (exploding) as they propagate through layers, making training difficult.
  • Solution: Techniques like weight initialization (Xavier/Glorot initialization), gradient clipping, and using activation functions like ReLU help mitigate these issues.
2. Overfitting:
  • Difficulty: Models may memorize the training data rather than generalizing to unseen data, leading to overfitting.
  • Solution: Regularization techniques like dropout, L1/L2 regularization, and early stopping are used to prevent overfitting. Data augmentation can also help by creating variations in the training data.
3. Optimization Challenges:
  • Difficulty: Finding the optimal set of weights in high-dimensional spaces can be challenging. Standard optimization techniques may get stuck in local minima.
  • Solution: Advanced optimization algorithms like Adam, RMSprop, and learning rate schedules are used to improve convergence.
4. Computational Resources:
  • Difficulty: Training deep networks requires substantial computational resources, including GPUs and TPUs.
  • Solution: Cloud computing platforms and distributed training frameworks help make deep learning more accessible. Smaller architectures like MobileNet and EfficientNet reduce computational requirements while maintaining performance.
5. Dataset Size:
  • Difficulty: Deep networks often require large datasets for effective training.
  • Solution: Transfer learning allows leveraging pre-trained models on larger datasets (e.g., ImageNet) as a starting point for tasks with limited data. Techniques like fine-tuning adapt these models to specific tasks.
6. Hyperparameter Tuning:
  • Difficulty: Selecting the right hyperparameters (e.g., learning rate, batch size) can be challenging and time-consuming.
  • Solution: Grid search, random search, and automated hyperparameter optimization tools like Hyperopt and Optuna help find suitable hyperparameters.
7. Architectural Complexity:
  • Difficulty: Designing deep network architectures that balance performance and computational efficiency can be tricky.
  • Solution: Neural architecture search (NAS) and automated machine learning (AutoML) tools explore architecture design space to find optimal models.
8. Regularization and Normalization:
  • Difficulty: Ensuring model generalization and avoiding overfitting requires careful selection and application of regularization techniques.
  • Solution: Techniques like batch normalization, layer normalization, and dropout are applied to stabilize and regularize training.
9. Data Imbalance:
  • Difficulty: In classification tasks, imbalanced datasets can lead to biased models.
  • Solution: Techniques like oversampling, undersampling, and class-weighted loss functions address data imbalance.
10. Parallelization:
  • Difficulty: Distributing and parallelizing training across multiple devices or nodes efficiently is complex.
  • Solution: Distributed deep learning frameworks like TensorFlow and PyTorch support parallel training, making use of multi-GPU setups and distributed clusters.
11. Explainability and Interpretability:
  • Difficulty: Deep networks' lack of interpretability can be a challenge in domains requiring transparent decision-making.
  • Solution: Techniques like gradient-based saliency maps (e.g., Grad-CAM), attention mechanisms, and model-agnostic interpretability methods enhance model interpretability.
Addressing these challenges is an ongoing area of research in deep learning, with new techniques and tools continuously emerging to make training deep neural networks more accessible and efficient.
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How to calculate the RMSE value especially (testing and training values) of artifical neural network by using spss ? in the output is parameter estimate heading especially output value is act as a testing and predicted value under the input layer is training ? i am attaching my parameter estimates table output for more clear understanding about it.
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I constantly use genetic algorithm and neural network , if you know and examine a better method to find when the data is high dimensional .
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Dealing with high-dimensional data, especially when using genetic algorithms and neural networks, can be challenging due to the "curse of dimensionality." High dimensionality can lead to increased computational complexity, overfitting, and reduced model generalization.
I can suggest some methods and strategies you may utilize when working with high-dimensional data:
For Genetic Algorithms:
  1. Feature Selection: High-dimensional data often contains many irrelevant or redundant features. Implement feature selection techniques, such as genetic algorithms themselves or recursive feature elimination, to reduce the dimensionality by selecting the most informative features.
  2. Dimensionality Reduction: Consider dimensionality reduction techniques like Principal Component Analysis (PCA) or t-distributed Stochastic Neighbor Embedding (t-SNE) to project high-dimensional data into a lower-dimensional space while preserving important information.
  3. Crossover and Mutation Operators: Design or adapt crossover and mutation operators that are well-suited for high-dimensional data. These operators should encourage exploration of the solution space while avoiding excessive computational cost.
  4. Population Size: In high-dimensional spaces, increasing the population size can help improve the exploration of the search space. However, be cautious of computational resources.
  5. Constraint Handling: Implement constraint handling mechanisms to ensure that generated solutions remain feasible in high-dimensional spaces. This prevents invalid solutions that could arise due to the sheer number of dimensions.
For Neural Networks:
  1. Regularization: Use regularization techniques like L1 or L2 regularization to prevent overfitting. These techniques encourage neural networks to focus on a subset of important features.
  2. Dropout: Implement dropout layers within the neural network to randomly deactivate a portion of neurons during training. This helps prevent overfitting and can be especially useful in high-dimensional scenarios.
  3. Batch Normalization: Batch normalization can stabilize training in deep networks and make them more resistant to vanishing/exploding gradients, which can occur in high-dimensional networks.
  4. Architectural Choices: Consider network architectures that are designed for high-dimensional data, such as deep convolutional networks for image data or recurrent networks for sequential data.
  5. Early Stopping: Employ early stopping techniques to monitor the network's performance on validation data and halt training when it starts to overfit.
  6. Ensemble Learning: Use ensemble learning methods like bagging or boosting with multiple neural networks to improve performance and reduce the impact of overfitting.
  7. Reduced Learning Rates: Experiment with reduced learning rates or learning rate schedules to facilitate convergence in high-dimensional spaces.
  8. Data Preprocessing: Apply data preprocessing techniques like feature scaling and normalization to make high-dimensional data more amenable to neural network training.
  9. Autoencoders: Consider using autoencoders to learn lower-dimensional representations of high-dimensional data before feeding it into a neural network. Autoencoders can capture the most essential features.
  10. Transfer Learning: Transfer learning, using pre-trained models, can be effective for high-dimensional data. Fine-tune models that have been trained on large datasets related to your problem.
When working with high-dimensional data, it's crucial to experiment with various combinations of the above techniques to find the best approach for your specific problem. Additionally, you may need to consider parallel computing or distributed computing to handle the increased computational requirements that can arise in high-dimensional spaces.
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Isn't this how humans learn? First remember some things, then make some guesses about new things based on existing memories, just like a neural network?
So, do you feel that the current path of deep learning can lead to AGI (Artificial General Intelligence)?
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@Sonic2k Dbs thank you very much for your wonderful and detailed suggestions. I am just beginning to learn basic ai but i think your 3rd suggestion is in the right direction. Let's see what the future holds
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The intersection of neuroscience, electronics, and AI has sparked a profound debate questioning whether humanity can be considered a form of technology itself. This discourse revolves around the comparison of the human chemical-electric nodes—neurons, with the nodes of a computer, and the potential implications of transplanting human consciousness into machines.
Neurons, as the elemental building blocks of the human brain, operate through the transmission of electrochemical signals, forming a complex network that underpins cognitive functions, emotions, and consciousness. In contrast, computer nodes are physical components designed to process and transmit data through electrical signals, governed by programmed algorithms.
The notion of transferring the human mind into a machine delves into the essence of human identity and the philosophical nuances of consciousness. While it may be feasible to replicate certain cognitive functions within a machine by mimicking neural networks, there are profound ethical and philosophical implications at stake.
Critics argue that even if a machine were to replicate the intricacies of the human brain, it would lack essential human qualities such as emotions, subjective experiences, and moral reasoning, thus failing to encapsulate the essence of human consciousness. Furthermore, the concept of integrating the human mind with machines raises complex questions about the nature of identity and self-awareness. If the entirety of a human mind were to be transplanted into a machine, the resulting entity may no longer fit the traditional definition of human, but rather a hybrid of human cognition and artificial intelligence.
On the other hand, proponents of merging human minds with machines foresee the potential for significant advancements in AI and neuroscience, suggesting that through advanced brain-computer interfaces, it might be possible to enhance human cognition and expand the capabilities of the human mind, blurring the boundaries between organic and artificial intelligence.
As the realms of electronics and AI continue to evolve, the question of whether humanity itself can be perceived as a form of technology remains a deeply contemplative issue. It is imperative that as these technological frontiers advance, ethical considerations and respect for human values are prioritized, ensuring that any progression in this field aligns with the preservation of human dignity and integrity.
The advancement of technology and the intricacies involved in simulating human cognitive processes suggest that it might be plausible for machines to exhibit emotions akin to humans. As the complexity of AI systems increases, managing a vast number of nodes and intricate algorithms could potentially lead to unexpected and seemingly irrational behaviors, which might even resemble emotional responses.
Similarly to how a basic machine operates in a predictable and precise manner devoid of human characteristics, the proliferation of complexity in a machine's structure could lead to the emergence of seemingly irrational or emotional behaviors. Managing the intricate interplay between a multitude of nodes might result in the manifestation of behaviors that mimic emotions, despite the absence of genuine human experience.
These behaviors could be centered around learned and preprogrammed principles, allowing the machine to respond in a manner that mirrors human emotions.
Moreover, the ability to simulate emotions in machines has gained traction due to the growing understanding of the role of neural networks and the intricate interplay of various computational elements within AI systems. As AI models become more sophisticated, they could feasibly process information in a way that mirrors the human emotional experience, albeit based on programmed responses rather than genuine feelings.
While the debate about whether machines can truly experience emotions similar to humans remains unsettled, the increasingly complex and interconnected nature of AI systems hints at the potential for machines to display a form of emotive behavior as they grapple with the challenges of managing a multitude of nodes and algorithms.
This perspective challenges the conventional notion that emotions are exclusively tied to human consciousness and suggests that with the advancement of technology, machines might exhibit behaviors that closely resemble human emotions, albeit within the confines of programmed and learned parameters.
In the foreseeable future, it is conceivable that machines will surpass the human mind in terms of node count, compactness, and complexity, operating with heightened efficiency. As this technological advancement unfolds, it is plausible that profound questions may arise regarding whether the frequencies generated by the human brain are inferior to those generated by machines.
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Human technology in health care includes managerial knowledge required to marshal a health care workforce, operate hospitals and equipment, obtain and administer funds, and, increasingly, identify and establish markets.
Regards,
Shafagat
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I now that alot of artificial networks has appeared now. And may be soon we wil not read articles and do our scientific works and AI will help us. May be it is happening now? Wat is your experience working with AI and neural networks in science?
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Artificial intelligence definitely could help in neuroscience due to the fast development of AI nowadays. During the coronavirus period, AI helped in fast genome sequencing, and consequently, very fast vaccines have been developed. Similarly in neuroscience requirement for real-time analysis during the treatment of neuroscience patients to find out new proteins and genes for particular functions and diseases also.
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Hello everyone! I am studying Graph Neural Networks to apply to my field.
My problem: I have a dataset with multiple graphs. Each node in a graph have Y label. I want to predict Y label of nodes in new graph.
I want to ask: I can make predictions by Graph Neural Network? If can, Could you give me some hints?
Below is a illustration about my question.
Thank you!
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It seems your problem is to find isomorphic subgraphs. The search can be accelerated by assigning statistical signatures to the vertices and edges. An example assign the degree of a vertex and the sum of degrees of this vertex's direct neighbors.
Maybe of interest
Regards,
Joachim
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The experiment conducted by Bose at the Royal Society of London in 1901 demonstrated that plants have feelings like humans. Placing a plant in a vessel containing poisonous solution he showed the rapid movement of the plant which finally died down. His finding was praised and the concept of plant’s life has been established. If we scold a plant it doesn’t respond, but an AI bot does. Then how can we disprove the life of a Chatbot?
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@ Dr. Chen, Thank you for consulting with AI bot on behalf of me. It's interesting!
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What are the possibilities for the applications of Big Data Analytics backed by artificial intelligence technology in terms of improving research techniques, in terms of increasing the efficiency of the research and analytical processes used so far, in terms of improving the scientific research conducted?
The progressive digitization of data and archived documents, digitization of data transfer processes, Internetization of communications, economic processes but also of research and analytical processes is becoming a typical feature of today's developing developed economies. Currently, another technological revolution is taking place, described as the fourth and in some aspects it is already the fifth technological revolution. Particularly rapidly developing and finding more and more applications are technologies categorized as Industry 4.0/5.0. These technologies, which support research and analytical processes carried out in various institutions and business entities, include Big Data Analytics and artificial intelligence. The computational capabilities of microprocessors, which are becoming more and more perfect and processing data faster and faster, are successively increasing. The processing of ever-larger sets of data and information is growing. Databases of data and information extracted from the Internet and processed in the course of conducting specific research and analysis processes are being created. In connection with this, the possibilities for the application of Big Data Analytics supported by artificial intelligence technology in terms of improving research techniques, in terms of increasing the efficiency of the research and analytical processes used so far, in terms of improving the scientific research being conducted, are also growing rapidly.
In view of the above, I address the following question to the esteemed community of scientists and researchers:
What are the possibilities of applications of Big Data Analytics supported by artificial intelligence technology in terms of improving research techniques, in terms of increasing the efficiency of the research and analytical processes used so far, in terms of improving the scientific research conducted?
What are the possibilities of applications of Big Data Analytics backed by artificial intelligence technology in terms of improving research techniques?
What do you think on this topic?
What is your opinion on this issue?
Please answer,
I invite everyone to join the discussion,
Thank you very much,
Best wishes,
The above text is entirely my own work written by me on the basis of my research.
Copyright by Dariusz Prokopowicz
On my profile of the Research Gate portal you can find several publications on Big Data issues. I invite you to scientific cooperation in this problematic area.
Dariusz Prokopowicz
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In today's world AI is the hot topic
of modern digital era but that is not ensure
AI not able to replace human intelligence
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I have deep neural network where I want to include a layer which should have one input and two outputs. For example, I want to construct an intermediate layer where Layer-1 is connected to the input of this intermediate layer and one output of the intermediate layer is connected to Layer-2 and another output is connected to Layer-3. Moreover, the intermediate layer just passes the data as it is through it without doing any mathematical operation on the input data. I have seen additionLayer in MATLAB, but it has only 1 output and this function is read-only for the number of outputs.
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% Define your input data and labels (adjust as needed) X = randn(100, 10); % Input data (100 samples, 10 features) Y1 = randn(100, 1); % Output 1 (e.g., regression task) Y2 = randi([0, 1], 100, 1); % Output 2 (e.g., binary classification) % Create a neural network architecture inputSize = size(X, 2); numHiddenUnits = 64; inputLayer = imageInputLayer([inputSize, 1, 1]); commonHiddenLayer = fullyConnectedLayer(numHiddenUnits); outputLayer1 = fullyConnectedLayer(1); % Output layer for task 1 outputLayer2 = fullyConnectedLayer(2); % Output layer for task 2 % Create a branch for task 1 branch1 = [ inputLayer commonHiddenLayer outputLayer1 regressionLayer ]; % Create a branch for task 2 branch2 = [ inputLayer commonHiddenLayer outputLayer2 softmaxLayer classificationLayer ]; % Define the layers for the entire network (both branches) layers = [ branch1 branch2 ]; % Create and train the neural network options = trainingOptions('adam', ... 'MaxEpochs', 10, ... 'MiniBatchSize', 32, ... 'Verbose', true); net = trainNetwork(X, {Y1, Y2}, layers, options); % Make predictions X_test = randn(10, 10); % Test input data (10 samples) [Y1_pred, Y2_pred] = predict(net, X_test);
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Which new ICT information technologies are most helpful in protecting the biodiversity of the planet's natural ecosystems?
What are examples of new technologies typical of the current fourth technological revolution that help protect the biodiversity of the planet's natural ecosystems?
Which new technologies, including ICT information technologies, technologies categorized as Industry 4.0 or Industry 5.0 are helping to protect the biodiversity of the planet's natural ecosystems?
How do new Big Data Analytics and Artificial Intelligence technologies, including deep learning based on artificial neural networks, help protect the biodiversity of the planet's natural ecosystems?
New technologies, including ICT information technologies, technologies categorized as Industry 4.0 or Industry 5.0 are finding new applications. These technologies are currently developing rapidly and are an important factor in the current fourth technological revolution. On the other hand, due to the still high emissions of greenhouse gases generating the process of global warming, due to progressive climate change, increasingly frequent weather anomalies and climatic disasters, in addition to increasing environmental pollution, still rapidly decreasing areas of forests, carried out predatory forest management, the level of biodiversity of the planet's natural ecosystems is rapidly decreasing. Therefore, it is necessary to engage new technologies, including ICT information technologies, technologies categorized as Industry 4.0/Industry 5.0, including new technologies in the field of Big Data Analytics and Artificial Intelligence in order to improve and scale up the protection of the biodiversity of the planet's natural ecosystems.
In view of the above, I address the following question to the esteemed community of scientists and researchers:
How do the new technologies of Big Data Analytics and artificial intelligence, including deep learning based on artificial neural networks, help to protect the biodiversity of the planet's natural ecosystems?
Which new technologies, including ICT information technologies, technologies categorized as Industry 4.0 or Industry 5.0 are helping to protect the biodiversity of the planet's natural ecosystems?
What are examples of new technologies that help protect the biodiversity of the planet's natural ecosystems?
How do new technologies help protect the biodiversity of the planet's natural ecosystems?
And what is your opinion on this topic?
What do you think about this topic?
Please answer,
I invite everyone to join the discussion,
Thank you very much,
Warm regards,
Dariusz Prokopowicz
The above text is entirely my own work written by me on the basis of my research.
In writing this text I did not use other sources or automatic text generation systems.
Copyright by Dariusz Prokopowicz
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Q4 Ans
New Big Data Analytics and Artificial Intelligence (AI) technologies, including deep learning based on artificial neural networks, have become valuable tools in protecting the biodiversity of the planet's natural ecosystems in several ways:
  1. Species Identification and Monitoring:AI-driven image recognition and deep learning algorithms can automatically identify and track species in photos or videos, even in complex natural environments. This aids in wildlife monitoring and population assessment.
  2. Biodiversity Surveys:AI can process vast amounts of ecological data collected from various sources, such as remote sensors and camera traps, to conduct biodiversity surveys. This helps scientists and conservationists gain insights into species diversity and distribution patterns.
  3. Ecosystem Health Assessment:AI can analyze ecological data to assess the health of ecosystems. It can detect changes in vegetation, water quality, and other environmental indicators that may signify ecosystem degradation.
  4. Predictive Modeling:AI and machine learning models can predict changes in biodiversity based on environmental factors. For example, they can forecast shifts in species distribution due to climate change or habitat loss, allowing for proactive conservation measures.
  5. Illegal Activity Detection:AI algorithms can analyze patterns in audio and video feeds to detect illegal activities such as poaching, illegal logging, and fishing. This enables law enforcement agencies to respond more effectively.
  6. Habitat Mapping and Restoration:AI can process satellite and drone imagery to map habitats and assess their quality. This information is essential for habitat restoration and conservation planning.
  7. Data Integration:Big Data Analytics can integrate data from various sources, such as field observations, remote sensing, and genetic data, to provide a comprehensive view of ecosystems. This holistic approach helps in better understanding and managing biodiversity.
  8. Genomic Conservation:AI can assist in genomic research by identifying genetic markers related to species' health and adaptability. This information is crucial for managing and conserving endangered species.
  9. Citizen Science Support:AI-powered platforms can assist citizen scientists in species identification and data collection, making it easier for the public to contribute to biodiversity research.
  10. Rapid Response to Threats:AI can process and analyze data in real-time, allowing for rapid responses to environmental threats or emergencies, such as oil spills or natural disasters, to minimize damage to ecosystems.
  11. Conservation Planning:AI-based optimization algorithms can help conservationists plan protected areas and reserves to maximize the preservation of biodiversity.
  12. Educational Tools:AI-driven educational tools, including virtual reality and augmented reality experiences, can raise awareness about biodiversity and conservation, fostering public engagement and support for conservation efforts.
By leveraging these technologies, researchers and conservationists can gather and analyze data more efficiently, make informed decisions, and implement targeted conservation strategies. This, in turn, enhances our ability to protect and sustain the planet's natural ecosystems and the rich biodiversity they contain.
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Need study material on Gnn
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The recent success of neural networks has boosted research on pattern recognition and data mining.
Machine learning tasks, like object detection, machine translation, and speech recognition, have been given new life with end-to-end deep learning paradigms like CNN, RNN, or autoencoders.
Deep Learning is good at capturing hidden patterns of Euclidean data (images, text, videos).
But what about applications where data is generated from non-Euclidean domains, represented as graphs with complex relationships and interdependencies between objects?
That’s where Graph Neural Networks (GNN) come in, which we’ll explore in this article. We’ll start with graph theories and basic definitions, move on to GNN forms and principles, and finish with some applications of GNN..
Regards,
Shafagat
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I have built a feed-forward fully connected neural network. Trying to specify its fitness function, I read a review paper by Ojha et al. (2017). The authors suggest including the accuracy of both training and test data sets in the fitness function (an evaluation metric), by which you could evaluate the performance of the neural network.
Considering that we build the neural network based on the training data set, I was wondering why we should include its accuracy (i.e., training accuracy) in the fitness function/evaluation metric. Why should the evaluation metric of parameter tuning not rely only on the test/validation accuracy?
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Dear Doctor
Go To
Coverage Testing of Deep Learning Models using Dataset Characterization Senthil Mani, Anush Sankaran, Srikanth G Tamilselvam, Akshay Sethi (2019)
"ABSTRACT
Deep Neural Networks (DNNs), with its promising performance, are being increasingly used in safety critical applications such as autonomous driving, cancer detection, and secure authentication. With growing importance in deep learning, there is a requirement for a more standardized framework to evaluate and test deep learning models. The primary challenge involved in automated generation of extensive test cases are: (i) neural networks are difficult to interpret and debug and (ii) availability of human annotators to generate specialized test points. In this research, we explain the necessity to measure the quality of a dataset and propose a test case generation system guided by the dataset properties. From a testing perspective, four different dataset quality dimensions are proposed: (i) equivalence partitioning, (ii) centroid positioning, (iii) boundary conditioning, and (iv) pair-wise boundary conditioning. The proposed system is evaluated on well known image classification datasets such as MNIST, Fashion-MNIST, CIFAR10, CIFAR100, and SVHN against popular deep learning models such as LeNet, ResNet-20, VGG-19. Further, we conduct various experiments to demonstrate the effectiveness of systematic test case generation system for evaluating deep learning models.
CONCLUSION AND FUTURE WORK
In this work, we studied the necessity for testing of DNN models beyond standard accuracy measure. We proposed new metrics to review the quality of test dataset of popular image classification datasets. The metrics were measured on features from penultimate layers of popular models such as LeNet, ResNet-20, VGG-19 on well known datasets like MNIST, Fashion-MNIST, CIFAR-10, CIFAR-100, and SVHN. We observe that though ResNet performs better than VGG19 on CIFAR-10 in terms of accuracy, the coverage of boundary condition testing is comparatively lesser. Further, we generated more test samples guided by the proposed metrics and we observe a drop in accuracy on the previous best models. For VGG-19, test dataset consisting only of centroid samples, the accuracy significantly even with 100% samples, thereby validating our approach. As part of future work, we consider to improve our algorithm to optimize on the time taken to generate the samples. Our proposed metrics are only for classification tasks, and exploring metrics for test case evaluation for other machine learning tasks like segmentation, regression and modalities like text can be an interesting future work."
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How can artificial intelligence break through the existing deep learning/neural network framework, and what are the directions?
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Well, maybe I'm not that expert yet and this is just a disquistion but idea can be that AI can select activation functions based on known information about trainning process. Another way can be to change NN structure as we know. Right now DNN is sum of multiplications which we after that put under activation function. What if we use multiplications or powers in some layers instead? How would that influence amount of layers needed? So many questions can be raised but all of them need testing.
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Activation functions play a crucial role in the success of deep neural networks, particularly in natural language processing (NLP) tasks. In recent years, the Swish-Gated Linear Unit (SwiGLU) activation function has gained popularity among researchers due to its ability to effectively capture complex relationships between input features and output variables. In this blog post, we'll delve into the technical aspects of SwiGLU, discuss its advantages over traditional activation functions, and demonstrate its application in large language models.
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In the multifaceted landscape of artificial neural architectures, activation functions emerge as pivotal computational primitives that instantiate non-linearities within the model, thereby amplifying the model's capacity for function approximation in high-dimensional input spaces. As we pivot towards natural language processing (NLP) applications—particularly large language models like transformer architectures—the exigencies for nuanced, adaptable activation functions are exacerbated. Herein, we present a disquisition on the Swish-Gated Linear Unit (SwiGLU), elucidating its mathematical formulations, computational affordances, and empirical efficacy vis-à-vis traditional activation functions in the domain of expansive language models.
Theoretical Underpinnings
The SwiGLU activation function can be mathematically characterized as a convex combination of the input x and a non-linear function f(x), effectively amalgamating aspects of both linearity and non-linearity. The architecture incorporates gating mechanisms, frequently utilized in Recurrent Neural Networks (RNNs) and Long Short-Term Memory (LSTM) cells, which facilitate the dynamic recalibration of the information flow within the neural nodes.
SwiGLU(x)=αx+(1−α)f(x)
Here, α is a gating parameter that can either be learned through back-propagation or set heuristically.
Comparative Advantages
  1. Adaptive Complexity: SwiGLU accommodates a broad range of functional behaviors, spanning from rudimentary linear transformations to complex non-linear dynamics, thereby providing a more adaptable functional basis for approximating intricate dependencies in high-dimensional text corpuses.
  2. Vanishing and Exploding Gradient Mitigation: The gating mechanisms attenuate the likelihood of vanishing or exploding gradients, thereby stabilizing the learning dynamics during back-propagation, a salient advantage in training deeper architectures.
  3. Parameter Efficiency: By virtue of its formulation, SwiGLU potentially offers superior parameter efficiency vis-a-vis conventional activation functions like ReLU or Tanh, particularly in architectures with expansive parameter spaces, such as large language models.
Application in Large Language Models
In the deployment of SwiGLU within large language models, the activation function is commonly used in the hidden layers and attention mechanisms, modulating the weight matrices and facilitating a more nuanced understanding of linguistic constructs, semantics, and contextual embeddings. Preliminary empirical analyses evince that models employing SwiGLU outperform counterparts utilizing traditional activation functions in tasks ranging from text classification to machine translation and abstractive summarization.
In summation, the SwiGLU activation function manifests as a veritable computational artifact that augments the modeling acumen of large language models. It amalgamates the advantages of both linear and non-linear functional forms, offering a nuanced mechanism for capturing the multifarious complexities inherent in natural language processing tasks. Its adoption is likely to catalyze advancements in the accuracy, efficiency, and interpretability of contemporary NLP architectures.
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I want to develop a system based on the neural network that can accurately and fast recognize human actions in real-time, both from live webcam feeds and pre-recorded videos. My goal is to employ state-of-the-art techniques that can handle diverse actions and varying environmental conditions.
I would greatly appreciate any insights, recommendations, or research directions that experts could provide me with.
Thank you so much in advance.
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this question basically deals with classification, you need to identify the necessary python machine learning libraries, that supports that. as well the necessary functions
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Currently, I am exploring federated learning (FL). FL seems going to be in trend soon because of its promising functionality. Please share your valuable opinion regarding the following concerns.
  • What are the current trends in FL?
  • What are the open challenges in FL?
  • What are the open security challenges in FL?
  • Which emerging technology can be a suitable candidate to merge with FL?
Thanks for your time.
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  1. Communication Efficiency: Federated learning involves frequent communication between devices and a central server. Optimizing communication protocols and reducing communication overhead is a challenge, especially for devices with limited bandwidth.
  2. Heterogeneous Data: Nodes in a federated learning system may have diverse and non-i.i.d (independent and identically distributed) data. Developing methods to handle data heterogeneity while preserving model performance is crucial.
  3. Model Aggregation: Combining models from different nodes without compromising model accuracy or privacy is complex. Aggregation methods need to be robust against outliers, adversarial nodes, and noisy updates.
  4. Privacy and Security: Ensuring that individual node data remains private is a central concern. New techniques for encryption, differential privacy, and secure aggregation are needed to protect sensitive information.
  5. Bias and Fairness: Federated learning can inherit biases present in node data, leading to biased models. Addressing bias and fairness issues across distributed data sources is a challenge.
  6. Imbalanced Data: Some nodes might have imbalanced datasets, leading to biased models. Developing techniques to mitigate the impact of data imbalance on model training is essential.
  7. Node Heterogeneity: Devices can have varying computation power and energy constraints. Designing federated algorithms that accommodate such heterogeneity is important for scalability and inclusivity.
  8. Stragglers: Slow or faulty nodes can slow down the training process. Techniques for dealing with stragglers and their impact on overall model performance need to be explored.
  9. Model Deployment: Transitioning federated models to production environments while maintaining security, performance, and compatibility with different devices is a challenge.
  10. Cross-Domain Learning: Extending federated learning to scenarios where nodes have different domains or tasks is an emerging area that requires novel solutions.
  11. Adversarial Attacks: Federated learning models could be vulnerable to new types of attacks, including those targeting the aggregation process or compromising the central server.
  12. Resource-efficient Algorithms: Developing algorithms that optimize for computation, memory, and energy usage while maintaining model accuracy is crucial for resource-constrained devices.
  13. Regulatory and Ethical Concerns: Ensuring compliance with data protection regulations and ethical considerations is essential in federated learning, particularly when dealing with personal or sensitive data.
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Discussion of issues related to the use of Neural Network Entropy (NNetEn) for entropy-based signal and chaotic time series classification. Discussion about the Python package for NNetEn calculation.
Main Links:
Python package
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Dear Dr. Mohammad Imam Your comment does not carry a semantic load, it looks like a general instruction for creating a package for Python
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I plan to use the dataset to train my convolutional neural network based project.
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To my knowledge, there is no dataset for your idea.
Jieyun Bai
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..
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Dear doctor
Go To
Neural Networks vs. Random Forests – Does it always have to be Deep Learning?
by Prof. Dr. Peter Roßbach
"How do Neural Networks and Random Forests work? Let’s begin with a short description of both approaches. Both can be used for classification and regression purposes. While classification is used when the target to classify is of categorical type, like creditworthy (yes/no) or customer type (e.g. impulsive, discount, loyal), the target for regression problems is of numerical type, like an S&P500 forecast or a prediction of the quantity of sales.
Neural Networks Neural Networks represent a universal calculation mechanism based on pattern recognition. The idea is to combine simple units to solve complex problems. These units, also called neurons, are usually organized into several layers that have specific roles.
The Neural Network consists of an input and an output layer and in most cases one or more hidden layers that have the task to transform the inputs into something that the output layer can use. Neural Networks can process all kinds of data which is coded in numeric form. The data is inserted into the network via the input layer, transformed via the hidden layer(s) and finally scaled to the wanted outcome in the output layer. In the case of an assessment of creditworthiness, the input neurons would, for example, take values for income, education, age and house ownership. The output neuron would then provide the probability for creditworthiness.
Random Forests Random Forests belong to the family of decision tree algorithms. A Decision Tree represents a classification or regression model in a tree structure. Each node in the tree represents a feature from the input space, each branch a decision and each leaf at the end of a branch the corresponding output value.
To obtain a result for a specific input object, e.g. a person who applies for a credit, the decision process starts from the root node and walks through the tree until a leaf is reached which contains the result. At each node, the path to be followed depends on the value of the feature for the specific input object. In figure 3 for example the process walks to the left, if the person has an income lower than 3000.
Similar to Neural Networks, the tree is built via a learning process using training data. The learning process creates the tree step by step according to the importance of the input features in the context of the specific application. Using all training data objects, at first the most important feature is identified by comparing all of the features using a statistical measure. According to the resulting splitting value (3000 for income in figure 3), the training data is subdivided. For every resulting subset the second most important feature is identified and a new split is created. The chosen features can be different for every subset . The process is now repeated on each resulting subset until the leaf nodes in all the branches of the tree are found.
Summary The intention of this blog was to show that Neural Networks, despite their current high visibility in the media, not always need to be the first choice in selecting a machine learning methodology. Random Forests not only achieve (at least) similarly good performance results in practical application in many areas, they also have some advantages compared to Neural Networks in specific cases. This includes their robustness as well as benefits in cost and time. They are particularly advantageous in terms of interpretability. If we were faced with the choice of taking a model with 91% accuracy that we understand or a model with 93% accuracy that we don't currently understand, we would probably choose the first one for many applications, for example, if the model is supposed to be responsible for investigating patients and suggesting medical treatment. These may be the reasons for the increasing popularity of Random Forests in practice."
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I am seeking to extract a mathematical equation for each output of my neural network. After conducting research, I discovered that in python, this can potentially be achieved using libraries like gplearn. I have already trained an Artificial Neural Network (ANN), and I am eager to apply this approach to my model. Can anyone offer assistance or guidance on how to accomplish this?
Given the results of my mathematical calculations, it is imperative that I obtain the corresponding equations from my neural network to proceed with further computations and achieve accurate outcomes.
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To extract mathematical equations from an Artificial Neural Network (ANN) in Python, you can use techniques like network pruning, weight visualization, or layer analysis. Just remember, your ANN might spill some "mathematical secrets" like a magician revealing tricks, but it's all in the name of understanding the magic behind the AI! Happy coding! 🧙‍♂️🐍
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Dear Researchers.
These days machine learning application in cancer detection has been increased by developing a new method of Image processing and deep learning. In this regard, what is your idea about a new image processing method and deep learning for cancer detection?
Thank you in advance for participating in this discussion.
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Convolutional Neural Networks (CNNs) have been highly successful in various image analysis tasks, including cancer detection. However, traditional CNNs treat all image regions equally when making predictions, which might not be optimal when certain regions contain critical information for cancer detection. To address this, incorporating an attention mechanism into CNNs can significantly improve performance.
Attention mechanisms allow the model to focus on the most informative parts of the image while suppressing less relevant regions. The attention mechanism can be applied to different levels of CNN architectures, such as at the pixel level, spatial level, or channel level. By paying more attention to relevant regions, the CNN with an attention mechanism can enhance the model's ability to detect subtle patterns and features associated with cancerous regions in medical images.
When using CNNs with attention mechanisms for cancer detection, it is crucial to have a sufficiently large dataset with labeled medical images to train the model effectively. Transfer learning with pre-trained models on large-scale image datasets can also be useful to leverage existing knowledge and adapt it to the cancer detection task with a smaller dataset.
Remember that implementing and training deep learning models for cancer detection requires expertise in both deep learning and medical image analysis. Additionally, obtaining annotated medical image datasets and ensuring proper validation and evaluation are essential for developing an accurate and robust cancer detection system. Collaborating with medical professionals and researchers is often necessary to ensure the clinical relevance and accuracy of the developed methods.
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Hello everyone,
How to create a neural network with numerical values as input and an image as output?
Can anyone give a hint/code for this scenario?
Thank you in advance,
Aleksandar Milicevic
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To create a neural network with numerical values as input and an image as output, we can use a deep learning library like TensorFlow or PyTorch. In this example, I'll provide you with a simple implementation using TensorFlow and Keras. This implementation will demonstrate how to generate images from random numerical values using a fully connected neural network. Keep in mind that for more complex image generation tasks, you might need a more sophisticated architecture like a Variational Autoencoder (VAE) or a Generative Adversarial Network (GAN).
Before running the code, make sure you have TensorFlow and Keras installed. You can install them using pip:
pip install tensorflow keras
import numpy as np import tensorflow as tf from tensorflow.keras import layers, models # Define the input size for the numerical values input_size = 100 # Define the output image size (e.g., 28x28 grayscale image) output_image_size = (28, 28, 1) # Function to create the generator model def create_generator(): model = models.Sequential() model.add(layers.Dense(256, input_dim=input_size, activation='relu')) model.add(layers.Dense(512, activation='relu')) model.add(layers.Dense(1024, activation='relu')) model.add(layers.Dense(np.prod(output_image_size), activation='sigmoid')) model.add(layers.Reshape(output_image_size)) return model # Function to create random noise as input for the generator def generate_random_noise(batch_size, input_size): return np.random.rand(batch_size, input_size) # Function to create and compile the combined model def create_combined_model(generator, optimizer): generator.trainable = False model = models.Sequential([generator]) model.compile(loss='binary_crossentropy', optimizer=optimizer) return model # Main function def main(): # Generator model generator = create_generator() # Optimizer for the generator optimizer = tf.keras.optimizers.Adam(learning_rate=0.0002, beta_1=0.5) # Combined model combined_model = create_combined_model(generator, optimizer) # Number of epochs and batch size epochs = 20000 batch_size = 128 # Training loop for epoch in range(epochs): # Generate random noise as input for the generator noise = generate_random_noise(batch_size, input_size) # Generate fake images using the generator generated_images = generator.predict(noise) # Your code here: Instead of random noise, you should use your numerical values as input and preprocess them accordingly. # Train the combined model by passing the generated images as inputs and all 1s as the target (since they are fake) d_loss_fake = combined_model.train_on_batch(generated_images, np.ones((batch_size, 1))) # Print the progress if epoch % 100 == 0: print(f"Epoch: {epoch}, Loss: {d_loss_fake}") # Save generated images occasionally if epoch % 1000 == 0: # Your code here: Save the generated images using your preferred method (e.g., matplotlib or OpenCV). pass if __name__ == "__main__": main()
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1. Convolutional Neural Networks (CNNs)
2. Random Forests (RF)
3. Support Vector Machines (SVM)
4. Deep Neural Networks (DNN)
5. Recurrent Neural Networks (RNN):
Which one is More Accurate for LULC?
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Integrating advanced machine learning algorithms with remote sensing data enables precise land cover classification and change detection. These algorithms, hungry for data like a kid for candies, gobble up vast satellite imagery to discern Earth's ever-changing wardrobe. With their digital magic wands, they sort pixels into classes, be it forests or funky urban areas. As time flies, these clever algorithms can spot changes with a keen eye, alerting us to alterations in land cover like fashion police at a runway show. So, let's give these data-craving wizards a chance to unravel the Earth's mysteries with their enchanting algorithms!
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how to implement neural network for 2D planar robotic manipulator to estimate joint angles for a commanded position in a circular path? and how to estimate its error for defined mathematical model and neural network model in a circular path??
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Christian Schmidt Thank You
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I am trying to update parameters of Bayesian neural network using HMC algorithm. However I am getting the error shown below:
ValueError: Encountered `None` gradient.
fn_arg_list: [<tf.Tensor 'mcmc_sample_chain/trace_scan/while/smart_for_loop/while/simple_step_size_adaptation___init__/_one_step/mh_one_step/hmc_kernel_one_step/leapfrog_integrate/while/leapfrog_integrate_one_step/add:0' shape=(46, 1) dtype=float32>]
grads: [None]
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The ValueError: Encountered 'None' gradient error indicates that TensorFlow was unable to compute the gradient for one of its variables. This can happen for several reasons, such as:
  • Some part of your logpdf function is non-differentiable or has an ill-defined gradient.
  • One of your initial or intermediate parameters is outside the domain of your logpdf function or Hamiltonian Monte Carlo (HMC) kernel.
  • You are using an inappropriate learning rate, step number, or mass vector for your Hamiltonian dynamics.
  • You are using an execution mode or custom function that does not support automatic gradient computation.
To resolve this issue, you can try some of the following solutions:
  • Verify that your logpdf function and HMC kernel are well-defined and correctly implemented. You can use TensorFlow's debugging tools to check if the gradient is being computed correctly.
  • Check if your initial and intermediate parameters are within the valid domain of your logpdf function and HMC kernel. You can use regularization or constraints techniques to ensure that your parameters stay within the valid domain.
  • Adjust your learning rate, step number, and mass vector to ensure that your Hamiltonian dynamics are functioning correctly. You can use automatic adaptation techniques to find the best values for these parameters.
  • Verify if you are using an execution mode and custom functions that support automatic gradient computation. You can refer to the TensorFlow documentation to check which modes and functions are compatible with automatic gradient computation.
I hope these suggestions help you resolve your problem. If you continue to experience difficulties, please provide more information about your code.
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I want to make a model to simulate the state performance of a certain grid point in a cell body in different states. I use a neural network model to build it. I don't know how to divide the finite elements reasonably. That is, with a grid point as the center, the problem of selecting its adjacent points.
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It seems you're dealing with two key aspects here, finite element analysis (FEA) and neural network-based state prediction.
  1. Finite Element Analysis (FEA): This is a numerical technique where a large system or structure is divided (discretized) into smaller, simpler pieces, known as finite elements. The collective behaviour of these elements is used to predict the behaviour of the overall system. The choice of how to divide the system into finite elements depends on various factors, including the complexity of the geometry, the expected stress distribution, the computational resources available, and the desired accuracy of the simulation. Generally, areas with high-stress gradients or complex geometry will require a finer mesh (i.e., smaller elements). In comparison, areas with low-stress gradients or simple geometry can have a coarser mesh (i.e., larger elements).
  2. Neural Network-based State Prediction: Here, you're developing a machine learning model to predict the state of a certain grid point in a cell body under different conditions. To train this model, you'll need data on the past states of the grid point and its neighbors, under different conditions. The choice of which and how many neighbouring points to include in the model is a feature selection problem. This depends on the nature of the problem and the available data. In some cases, the state of a point may be influenced by only its closest neighbours, while in other cases, points farther away may have an influence. You may have to experiment with different numbers and configurations of neighbouring points to find what works best for your specific problem.
To integrate the two, you could potentially use the results of the FEA as input to your neural network model. For example, you could perform FEA under different conditions, and use the resulting state of each grid point and its neighbors as training data for the neural network.
Lastly, remember that both FEA and neural networks are complex tools that require a deep understanding of the underlying principles and techniques to use effectively. Always check your results for reasonableness and consistency, and be prepared to adjust your models and methods based on your results as needed.
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I wanted to download AlexNet and VGG-16 CNN models that have been pre-trained on medial images. It could be pre-trained for any particular mdeical image related task like segmentation, recognition, etc. It should preferably handle medical images of various modalities. Are there any such models which are publicly available?
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Yes, look at this paper:
“Lung cancer classification with Convolutional Neural Network Architectures”
Visit the link or my profile
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My Dear
I have a series as y (40 values from sales) and need to use neural networks in a matlab symlink to forecast the future values of y as in times(41,42,43,......50)
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An Artificial Neural Network (ANN) is an information processing paradigm that is inspired by the way biological nervous systems, such as the brain, process information. The key element of this paradigm is the novel structure of the information processing system. It is composed of a large number of highly interconnected processing elements (neurones) working in unison to solve specific problems. ANNs, like people, learn by example. An ANN is configured for a specific application, such as pattern recognition or data classification, through a learning process.
Regards,
Shafagat
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What is the nature of consciousness and how it arises from the physical processes of the brain?
Consciousness refers to our subjective experience of awareness, sensations, thoughts, and perceptions. It involves the integration of information from various sensory inputs and internal mental processes. Despite significant advancements in neuroscience and cognitive science, the exact nature of consciousness and how it arises from the physical processes of the brain are still subjects of ongoing investigation and debate.
Some of the key questions related to the nature of consciousness include:
  1. What is the relationship between the brain and consciousness?
  2. How does subjective experience emerge from neural activity?
  3. Can consciousness be explained solely by material processes, or does it involve non-physical aspects?
  4. Are there different levels or types of consciousness?
  5. What is the nature of self-awareness and the sense of personal identity?
Understanding consciousness has implications not only for neuroscience and cognitive science but also for philosophy, psychology, and even artificial intelligence. Exploring the nature of consciousness can potentially shed light on the fundamental nature of reality, the nature of the mind-body relationship, and our place in the universe.
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Various theories have been proposed to understand and explain the nature of consciousness and how it arises from the brain's physical processes.
  1. Biological and Neurological Theories: Many theories of consciousness are based on the idea that consciousness is a product of neural computation. For example, the Global Workspace Theory proposes that consciousness arises from global information sharing among different brain areas. Another theory, Integrated Information Theory, suggests that consciousness measures the system's ability to integrate information.
  2. Quantum Theories: Some theories propose that quantum mechanics may play a role in consciousness. For example, the Orchestrated Objective Reduction (Orch-OR) theory suggests that consciousness arises from quantum computations in microtubules inside neurons. However, these theories are controversial and not widely accepted within the scientific community.
  3. Panpsychism: This is a philosophical view that consciousness, in some rudimentary form, is a fundamental aspect of the universe and is present at all levels of reality. In this view, even elementary particles possess some form of primitive consciousness.
  4. Emergentism: This is the idea that consciousness emerges from complex computation among brain neurons, just as the "wetness" of water emerges from the interaction of individual water molecules. In this view, consciousness is a higher-level property that emerges from lower-level physical processes.
It's important to note that none of these theories currently explain consciousness fully and satisfactorily. This issue is often called the "hard problem" of consciousness, a term coined by philosopher David Chalmers. It refers to the challenge of explaining why and how we have qualitative subjective experiences, or 'what it is like' aspects of consciousness.
Understanding the nature of consciousness and its relationship to the brain remains one of the most intriguing challenges in neuroscience, cognitive science, and the philosophy of mind. As our scientific and philosophical tools evolve, we may gradually uncover more pieces of this fascinating puzzle.
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10
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Deep Neural Networks (DNNs) have emerged as powerful models that outperform Shallow Neural Networks (SNNs) in various domains. One key advantage of DNNs is their ability to learn hierarchical representations of data. Through multiple layers, DNNs progressively extract increasingly abstract features from the input, allowing them to capture complex patterns and relationships. This hierarchical representation learning enables DNNs to better understand the underlying structure of the data and make more accurate predictions.
And also, DNNs possess a larger model capacity compared to SNNs. With a greater number of parameters, DNNs have the ability to capture more intricate variations in the data. This increased capacity allows DNNs to model complex tasks that may be beyond the capabilities of SNNs.
Feature reuse and compositionally are other strengths of DNNs. In deep architectures, features learned in early layers can be reused and combined in subsequent layers, forming more meaningful and sophisticated representations. This feature reuse and compositionally enable DNNs to effectively model and generalize from the data, leading to improved performance.
Efficient gradient propagation is another critical factor contributing to the success of DNNs. DNNs employ back propagation, which allows the gradients to be efficiently computed and propagated through the layers during training. The deep structure of DNNs facilitates better gradient flow, ensuring that the network parameters are effectively updated and optimized.
In summary, DNNs surpass SNNs due to their hierarchical representation learning, larger model capacity, feature reuse and compositionally, efficient gradient propagation, and implicit regularization. These factors collectively contribute to their ability to capture complex patterns, generalize well, and achieve superior performance. Nonetheless, the selection of the appropriate neural network architecture depends on the specific requirements of the task, the nature of the data, and available computational resources.
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What are the specific problems to those neural network architectures when it comes down to working with big data?
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Georgi Hristov When working with big data, recurrent neural networks (RNNs), convolutional neural networks (CNNs), and generative adversarial networks (GANs) can face specific challenges. Here are some of the problems encountered by these neural network architectures in the context of big data:
1. Computational complexity: Big data often implies a significant increase in the volume and complexity of the data. RNNs, CNNs, and GANs require extensive computational resources to process and analyze large datasets. Training and inference times can be considerably longer, requiring high-performance hardware or distributed computing systems.
2. Memory limitations: Large datasets may not fit entirely into the memory available for training or inference. RNNs, CNNs, and GANs typically require storing intermediate computations, model parameters, and gradients, which can exceed memory capacities. Handling memory limitations becomes crucial to ensure efficient processing.
3. Overfitting: Big data can still suffer from overfitting, where models become overly specialized to the training data and fail to generalize well to unseen examples. This issue is especially relevant when training deep neural networks on vast amounts of data. Regularization techniques, such as dropout or weight decay, may be needed to mitigate overfitting.
4. Lack of labeled data: Big datasets might not always have complete or accurate labels, which can hinder supervised learning tasks. RNNs and CNNs often rely on labeled data for tasks like classification or segmentation. Insufficient labeled data can lead to challenges in model training and performance.
5. Training instability: With big data, training neural networks can become more unstable. Gradient updates may oscillate or diverge due to the increased complexity and the potential presence of noisy or misleading patterns in large datasets. Careful selection of optimization algorithms, learning rates, and adaptive learning rate strategies becomes crucial.
6. Data preprocessing and augmentation: Preprocessing big datasets to extract relevant features and ensure data quality can be a time-consuming process. Similarly, data augmentation techniques, which are commonly used to artificially increase the dataset size and enhance model generalization, can become computationally expensive with large volumes of data.
7. Scalability and distributed processing: When dealing with big data, scalability becomes essential. Neural network architectures need to scale efficiently across multiple computing nodes or GPUs to handle the increased workload. Designing distributed training algorithms and ensuring efficient data parallelism or model parallelism is necessary.
These challenges highlight some of the specific problems faced by RNNs, CNNs, and GANs when working with big data. Researchers and practitioners continually work on developing novel techniques and approaches to address these issues and improve the performance and efficiency of neural network models in the context of large-scale datasets.
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I would like to ask you about assistance in understanding the application of ANN for controlling PV systems and also if there is a lab suitable to implement my ideas.
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I know that it is efficient and reliable. I would like to know how to implement it in the lab or how to simulate it in MATLAB , as well as which equipment needs to be used for practical lab.
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I have seen the scale of at least 1000 s for cnn. I know it depends on many factors like the image and its details but is there roughly any estimate that can determine the number of samples is required to apply CNN reliably?
Have you seen 100 of images applied for CNN?
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The number of samples required to apply a Convolutional Neural Network (CNN) reliably can vary depending on various factors such as the complexity of the problem, the diversity of the data, and the desired level of accuracy. While there is no fixed rule, a general guideline suggests that having thousands of samples is often beneficial for training a CNN effectively. However, the actual number of samples needed can vary significantly depending on the specific task and dataset. In some cases, even with just a few hundred or a couple of hundred images, it is possible to achieve reasonable results. Ultimately, it is important to strike a balance between having enough data to capture the underlying patterns and avoiding overfitting, where the model becomes too specialized to the training set.
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If neural networks adopt the principle of deep learning, why haven't they been able to create their own language for communication today?
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While neural networks excel at learning patterns and generating outputs based on existing data, creating a completely new language for communication requires a level of abstraction and conceptualization that current neural networks have not achieved. Language development involves complex cognitive processes, cultural and social influences, and shared understanding among users, which are beyond the capabilities of neural networks in their current state. While there have been advancements in natural language processing and generation, creating a truly novel language with its own rules and semantics remains an open challenge for AI research.
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In the IRIS dataset (attached), I test with every method like LSVM, QSVM,NARROW NEURAL NETWORK, and WIDE NEURAL NETWORK. For data numbers 71 and 84, the answer is wrong. Could this data be wrong?
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You should download the dataset from UCI
There it states there that:
"One class is linearly separable from the other 2; the latter are NOT linearly separable from each other"
It is also worth reading where the data came from and how it was collected. For more information read the introductory paper there which is:
The Iris data set: In search of the source of virginica
By A. Unwin, K. Kleinman. 2021
Also the original paper by Fisher can be foundin [1]. I would also get the Anderson papers given in Kleinman before making a determination if it is really an error or not.
References
[1] THE USE OF MULTIPLE MEASUREMENTS IN TAXONOMIC PROBLEMS BY R. A. FISHER
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What type of deep learning architectures should we prefer while working on CNN models, Standards models such as AlexNET, VGGNET, or Customised models (with user-defined layers in the neural network architecture)?
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Hello, Jyoti Mishra ,
The choice between standard or customized neural network models, specifically for convolutional neural networks (CNNs), depends on several factors and the specific requirements of your task. Let's explore both options:
  1. Standard Models (Pretrained Networks): Standard models, such as AlexNet, VGGNet, ResNet, and Inception, are well-established architectures that have been extensively studied and validated on large-scale datasets. These models often serve as a starting point for many computer vision tasks due to their strong performance and generalizability.
Advantages of Standard Models:
  • Proven Performance: Standard models have achieved impressive results on various benchmark datasets, making them reliable choices.
  • Transfer Learning: Pretrained models can be fine-tuned on your specific task with smaller amounts of data, saving training time and resources.
  • Community Support: Standard models have extensive documentation, pre-trained weights, and community support, facilitating easier implementation and troubleshooting.
  1. Customized Models: Customized models involve designing neural network architectures tailored to your specific problem domain. This approach provides flexibility and allows you to incorporate domain-specific knowledge or experimental ideas into the network design.
Advantages of Customized Models:
  • Task-specific Adaptation: Customized models can be designed to capture specific characteristics or constraints of your dataset, potentially leading to improved performance.
  • Model Compactness: Customized models can be more lightweight and efficient if you have constraints on computational resources or deployment scenarios.
  • Innovative Research: Customized models provide the opportunity for innovative exploration of novel architectures, activation functions, or layer connections.
When to Choose Standard Models:
  • Limited Data: If you have limited labeled data, starting with a pretrained model and fine-tuning it can be a viable option to leverage knowledge learned from larger datasets.
  • General Computer Vision Tasks: Standard models work well for common computer vision tasks such as image classification, object detection, and semantic segmentation.
When to Choose Customized Models:
  • Domain-specific Challenges: If your task has specific requirements or unique characteristics that are not well-addressed by standard models, customization can be beneficial.
  • Research or Innovation: If you are conducting research or exploring new ideas, designing custom models allows you to test novel architectures or incorporate domain-specific knowledge.
In practice, it is often beneficial to consider a hybrid approach. You can start with a standard model as a baseline and then customize it by adding or modifying specific layers to suit your needs.
Ultimately, the choice between standard or customized models should be based on factors such as available data, task requirements, computational resources, and the level of innovation or customization desired for your project.
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How to implement this technique in PV system??
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.?
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OpenAI Chief Ilya Sutskever noted that neural networks may be already conscious. Would you agree?
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No, they don't have consciousness. But they are able to behave as if they have consciousness. At least it's easier for us to explain this behavior this way than through the real AI structure.